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Investigations on the organic drift in North Swedish streams
Limitations of Using Microsoft Excel Version 2016 (MS Excel 2016) for Statistical Analysis for Medical Research
Phloem necrosis of coffee in Surinam
Anatomy of Mystus seenghala IV Nervous system
Integrated farming system for gardenland conditions of Coimbatore district - an over view
Tetrapleure (Tetrapleura tetraptera), an unknown African medicinal and spice plant
The origin and phylogenetic significance of the trochophoran larvae 2. evolutionary significance of the larvae of coelomate worms and mollusks
Comparison of rice bran and maize bran as feeds for growing and fattening pigs
Enterobacter amnigenus. An unusual human pathogen
Influence of Seriboost foliar application on leaf yield and leaf protein content in mulberry (Morus spp.), in relation to silkworm cocoon production
The identity of the lipstick mold of cultivated mushrooms agaricus bisporus
Advantages and disadvantages of bordeaux mixture and of lime-sulphur used on apples in the growing season
'Pan-sukh' disease of Rice in the Central Provinces
Geological age of the Ptilophyllum flora; a critical reassessment
Study of vitellogenesis in birds; physiological phases & role of folliculin in vitellogenesis
Evaluation of WCT coconut and Komadan coconut
Therapy for acne with saccharomyces boulardii
Evidence for Late Cretaceous N-S dextral shear in the west-central crystalline core, North Cascades, Washington
'Rajeshwari' - a high-yielding white seeded variety of sesame for Andhra Pradesh
Manufacture of Ricotta cheese from whey fortified with skim milk powder using different acidulants
Occurrence of Eutrichophilus mexicanus (Rudow, 1866) and Eutrichophilus lobatus (Ewing, 1936) (Phthiraptera: Trichodectidae) on Sphiggurus villosus (Cuvier, 1825) (Rodentia: Erethizontidae) in Rio de
Factors affecting fruitfulness in durian (Durio zibethinus Murr.). I. Flowering and pollination
Bronchial cuff pressure change caused by left-sided double-lumen endobronchial tube displacement
Some Biological Applications of Organometallic Compounds
The composition of pampas-grass (Cortaderia argentea.)

List of PDF Full Texts available from EurekaMag Chapter 10201

Chapter 10201 contains a list of PDF Full Texts available from EurekaMag.

Are anaphylactic reactions to snake bites immunoglobulin E-mediated?
, Clinical and Experimental Allergy: Journal of the British Society for Allergy and Clinical Immunology 30(2): 276-282 (2000)

Are anatomic landmarks reliable in determination of fusion level in posterolateral lumbar fusion?
, Spine 24(10): 973-974 (1999)

Are ancient asexuals less burdened? Selfish DNA, transposons and reproductive mode
, Journal of Natural History 36(4): 379-390 (2002)

Are aneroid sphygmomanometers accurate in hospital and clinic settings?
, Archives of Internal Medicine 161(5): 729-731 (2001)

Are angiotensin II receptor blockers more efficacious than placebo in heart failure? Implications of ELITE-2
, American Journal of Cardiology 87(5): 606-607 (2001)

Are animals a suitable model for motility disorders? Current views upon ENS development and own experiences with a FGF-knock-out model
, Biomedical Research 14(1): 87-91 (2003)

Are annual blood tests in preschool cystic fibrosis patients worthwhile?
, Archives of Disease in Childhood 87(6): 518-520 (2002)

Are anti-neutrophil cytoplasmic antibodies (ANCA) clinically useful in inflammatory bowel disease (IBD)?
, Clinical and Experimental Immunology 116(2): 206-213 (1999)

Are antibodies to carbonic anhydrase II specific for anti-mitochondrial antibody-negative primary biliary cirrhosis?
, Digestive Diseases and Sciences 45(10): 2018-2021 (2000)

Are antidepressants all the same? Surveying the opinions of Australian psychiatrists
, Australian and New Zealand Journal of Psychiatry 33(5): 642-649 (1999)

Are antidepressants less effective in the acute treatment of bipolar I compared to unipolar depression?
, Journal of Affective Disorders 67(1-3): 141-146 (2001)

Are antidepressants overrated? A review of methodological problems in antidepressant trials
, Journal of Nervous and Mental Disease 189(5): 288-295 (2001)

Are antihypertensive drugs associated with abdominal aortic aneurysms?
, Journal of Vascular Surgery 36(4): 751-757 (2002)

Are antineutrophil cytoplasmic antibodies a marker predictive of relapse in Wegener's granulomatosis? A prospective study
, Rheumatology 40(2): 147-151 (2001)

Are antiplatelet effects of clopidogrel inhibited by atorvastatin? A research question formulated but not yet adequately tested
, Circulation 107(12): 1568-1569 (2003)

Are antipseudomonal antibiotics really beneficial in acute respiratory exacerbations of cystic fibrosis?
, Australian and New Zealand Journal of Medicine 29(1): 15-21 (1999)

Are antipsychotic drugs potentially chemopreventive agents for cancer?
, European Journal of Clinical Pharmacology 55(6): 487-488 (1999)

Are anxiety and depression related to gastrointestinal symptoms in the general population?
, Scandinavian Journal of Gastroenterology 37(3): 294-298 (2002)

Are age differences in sleep due to phase differences in the output of the circadian timing system?
, Chronobiology International 16(1): 79-91 (1999)

Are aromatic hydrocarbons the primary determinant of petroleum toxicity to aquatic organisms?
, Aquatic Toxicology 46(3-4): 253-268 (1999)

Are artificial reefs comparable to neighbouring natural rocky areas? A mollusc case study in the Gulf of Castellammare (NW Sicily)
, ICES Journal of Marine Science 59(Suppl): S127-S131 (2002)

Are associative changes in acquisition and extinction negatively accelerated?
, Journal of Experimental Psychology. Animal Behavior Processes 27(4): 307-315 (2001)

Are asthma and allergies in children and adolescents increasing? Results from ISAAC phase I and phase III surveys in Münster, Germany
, Allergy 58(7): 572-579 (2003)

Are asthma medications and management related to deaths from asthma?
, American Journal of Respiratory and Critical Care Medicine 163(1): 12-18 (2001)

Are atopic individuals genetically predisposed to produce a specific protease profile in antigen processing?
, Medical Hypotheses 53(1): 19-21 (1999)

Are attentive mothers preferentially parasitised?
, Behavioral Ecology and Sociobiology 46(1): 71-72 (1999)

Are attractors 'strange', or is life more complicated than the simple laws of physics?
, Bio Systems 63(1-3): 101-114 (2001)

Are atypical antipsychotic drugs also atypical antidepressants?
, Australian and New Zealand Journal of Psychiatry 35(5): 631-638 (2001)

Are atypical antipsychotics associated with an increased risk of diabetes, and is this associated with weight gain?
, Journal of Psychiatry and Neuroscience 26(4): 360 (2001)

Are auditory hallucinations the consequence of abnormal cerebral lateralization? A morphometric MRI study of the sylvian fissure and planum temporale
, Biological Psychiatry 49(8): 685-693 (2001)

Are autoantibodies against Lewis antigens involved in the pathogenesis of Helicobacter pylori-induced peptic ulcers?
, Microbiology and Immunology 43(5): 403-408 (1999)

Are automatic postural responses in patients with Parkinson's disease abnormal due to their stooped posture?
, Experimental Brain Research 124(4): 481-488 (1999)

Are autonomic signals influencing cortico-spinal motor excitability? A study with transcranial magnetic stimulation
, Brain Research 881(2): 159-164 (2000)

Are baboon infants Sir Phillip Sydney's offspring?
, Ethology 106(7): 645-658 (2000)

Are bacteria more like plants or animals? Growth rate and resource dependence of bacterial C:N:P stoichiometry
, Functional Ecology 17(1): 121-130 (2003)

Are bacterial proteins part of the matrix of kidney stones?
, Microbial Pathogenesis 25(4): 197-201 (1998)

Are bad outcomes from questionable clinical decisions preventable medical errors? A case of cascade iatrogenesis
, Annals of Internal Medicine 137(5 Part 1): 327-333 (2002)

Are baseline frequencies of SCEs, CAs, and MN in human lymphocytes related to hematological values?
, Mutation Research 469(1): 159-166 (2000)

Are bats in Indiana declining?
, Proceedings of the Indiana Academy of Science 111(1): 95-106 (2002)

Are benthic cyanobacteria indicators of nutrient enrichment? Relationships between cyanobacterial abundance and environmental factors on the reef flats of Guam
, Bulletin of Marine Science 69(2): 497-508 (2001)

Are beta-blockers anesthestics?
, Canadian Journal of Anaesthesia 50(7): 627-630 (2003)

Are beta-blockers effective in elderly patients who undergo coronary revascularization after acute myocardial infarction?
, Archives of Internal Medicine 160(7): 947-952 (2000)

Are beta-sheet breaker peptides dissolving the therapeutic problem of Alzheimer's disease?
, Journal of Neural Transmission. Supplementum 2002(62): 293-301 (2002)

Are biomarkers a useful aid in smoking cessation? A review and analysis of the literature
, Behavioral Medicine 27(1): 37-47 (2001)

Are biomarkers useful treatment aids for promoting health behavior change? An empirical review
, American Journal of Preventive Medicine 22(3): 200-207 (2002)

Are bipolar I depressive patients less responsive to treatment with antidepressants than unipolar depressive patients? Results from a case control study
, European Psychiatry: the Journal of the Association of European Psychiatrists 17(4): 200-205 (2002)

Are birds the primary selective force leading to evolution of mimicry and aposematism in butterflies? An opposing point of view
, Behaviour il; 140(4): 433-451 (2003)

Are blood cultures performed after disco-vertebral biopsy useful in patients with pyogenic infective spondylitis?
, Rheumatology 42(7): 913 (2003)

Are body condition and reproductive effort of laying Greater Snow Geese affected by the spring hunt?
, Condor 104(1): 156-161 (2002)

Are body fluctuating asymmetry and the ratio of 2nd to 4th digit length reliable predictors of semen quality?
, Human Reproduction 18(4): 808-812 (2003)

Are bonobos (Pan paniscus) really more bipedal than chimpanzees (Pan troglodytes)?
, American Journal of Primatology 54(4): 233-239 (2001)

Are booster immunisations needed for lifelong hepatitis B immunity?
, Lancet (North American Edition) 355(9203): 561-565, 12 February (2000)

Are both PIVKA-II and alpha-fetoprotein necessary in follow-up management after hepatic resection for hepatocellular carcinoma?
, Hepato-Gastroenterology 49(48): 1615-1618 (2002)

Are breast cancer screening programmes increasing rates of mastectomy? Observational study
, Bmj 325(7361): 418 (2002)

Are caddisflies an ideal group for the biological assessment of water quality in streams?
, Nova Supplementa Entomologica 15: 507-520 (2002)

Are calcitic layers an effective adaptation against shell dissolution in the Bivalvia?
, Journal of Zoology (London) 251(2): 179-186 (2000)

Are calculated log P values for some guanine derivatives by different computer programs reliable?
, International Journal of Pharmaceutics 181(2): 219-226 (1999)

Are campilobacteriosis and trichomonosis reemergent diseases?
, Revista Brasileira de Reproducao Animal 23(4): 523-531 (1999)

Are cancer patients adequate candidates for studying apoptosis in septic and ARDS models?
, American Journal of Respiratory and Critical Care Medicine 163(6): 1500 (2001)

Are cannabinoid receptor knockout mice animal models for schizophrenia?
, Medical Hypotheses 56(6): 638-643 (2001)

Are cats really solitary?
, Lutra 43(1): 1-10 (2000)

Are cells rescued from 'low density death' by co-operation between phospholipases C AND D?
, Cell Biology International 24(2): 121-123 (2000)

Are cells with trisomy 10 always malignant in hematopoietic disorders?
, Annales de Genetique 42(1): 5-10 (1999)

Are cellular polarisation and mitotic frequency prognostic factors for local recurrence in patients with ductal carcinoma in situ of the breast?
, European Journal of Cancer 39(12): 1704-1710 (2003)

Are central executive functions working in patients with focal frontal lesions?
, Neuropsychologia 40(7): 835-845 (2002)

Are cerebrovascular factors involved in Alzheimer's disease?
, Neurobiology of Aging 21(2): 215-224 (2000)

Are certain diuretics also anticonvulsants?
, Annals of Neurology 50(4): 458-462 (2001)

Are certain life histories particularly prone to local extinction?
, Journal of Theoretical Biology 209(4): 455-463 (2001)

Are changes in MAPK/ERK necessary or sufficient for entrainment in chick pineal cells?
, Journal of Neuroscience: the Official Journal of the Society for Neuroscience 23(31): 10021-10031 (2003)

Are changes in beliefs and attitudes about sleep related to sleep improvements in the treatment of insomnia?
, Behaviour Research and Therapy 40(7): 741-752 (2002)

Are changes in cognitive functioning in older adults related to changes in subjective complaints?
, Experimental Aging Research 29(3): 335-352 (2003)

Are changes in mechanical exposure and musculoskeletal health good performance indicators for primary interventions?
, International Archives of Occupational and Environmental Health 75(8): 549-561 (2002)

Are changes in mortality from stroke caused by changes in stroke event rates or case fatality? Results from the WHO MONICA Project
, Stroke 34(8): 1833-1840 (2003)

Are changes in sensory disability, reaction time, and grip strength associated with changes in memory and crystallized Intelligence? A longitudinal analysis in an elderly community sample
, Gerontology 46(5): 276-292 (2000)

Are changes in sexual functioning during midlife due to aging or menopause?
, Fertility and Sterility 76(3): 456-460 (2001)

Are chemical alarm cues conserved within salmonid fishes?
, Journal of Chemical Ecology 27(8): 1641-1655 (2001)

Are child-, adolescent-, and adult-onset depression one and the same disorder?
, Biological Psychiatry 49(12): 980-1001 (2001)

Are children living near high-voltage power lines at increased risk of acute lymphoblastic leukemia?
, American Journal of Epidemiology 151(5): 512-515 (2000)

Are chromosomal instabilities induced by exposure of cultured normal human cells to low- or high-LET radiation?
, Radiation Research 159(3): 301-311 (2003)

Are chronic obstructive pulmonary disease (COPD) and asthma different diseases?
, Clinical and Experimental Allergy 28(Suppl 5): 187-194 (1998)

Are circulating cytokines interleukin-6 and tumor necrosis factor alpha involved in chlorpyrifos-induced fever?
, Toxicology 134(1): 9-17 (1999)

Are circulating leptin and luteinizing hormone synchronized in patients with polycystic ovary syndrome?
, Human Reproduction 14(6): 1435-1439 (1999)

Are circulating neutrophils intravascularly activated in patients with anti-neutrophil cytoplasmic antibody (ANCA)-associated vasculitides?
, Clinical and Experimental Immunology 114(3): 491-499 (1998)

Are cities becoming more unhealthy? An analysis of mortality rates in Belfast and Dublin between 1981 and 1991 to illustrate a methodological difficulty with ecological studies
, Journal of Epidemiology and Community Health 55(5): 354-355 (2001)

Are class III and class IX myosins motorized signalling molecules?
, Biochimica et Biophysica Acta 1496(1): 52-59 (2000)

Are classical predator-prey models relevant to the real world?
, Journal of Theoretical Biology 218(3): 323-330 (2002)

Are climate-tree growth relationships changing in north-central Idaho, U.S.A.?
, Arctic Antarctic and Alpine Research 32(2): 111-116 (2000)

Are clinical characteristics of familial benign prostatic hyperplasia different than in sporadic cases?
, Urologia Internationalis 68(3): 178-182 (2002)

Are clinical measurements of uncomfortable loudness levels a valid indicator of real-world auditory discomfort?
, British Journal of Audiology 32(5): 287-293 (1998)

Are clinical observations of breathing and pulmonary function related in patients after abdominal surgery?
, Physiotherapy Theory and Practice 19(1): 45-52 (2003)

Are clinical parameters valuable prognostic factors in childhood primitive neuroectodermal tumors? A multivariate analysis of 105 cases
, RadioTherapy and Oncology: Journal of the European Society for Therapeutic Radiology and Oncology 54(3): 229-238 (2000)

Are clinical practice guidelines valid for primary care?
, Journal of Clinical Epidemiology 53(9): 949-954 (2000)

Are clinicians failing to supply adequate information when requesting a histopathological investigation?
, Journal of Clinical Pathology 54(10): 806-808 (2001)

Are close relationships in adolescence linked with partner relationships in midlife? A longitudinal, prospective study
, International Journal of Behavioral Development 25(1): 69-77 (2001)

Are closed-minded people more open to the idea of killing themselves?
, Suicide and Life-Threatening Behavior 31(1): 9-14 (2001)

Are coagulation times biomarkers? Data from a phase I study of the oral thrombin inhibitor LB-30057 (CI-1028)
, Journal of Clinical Pharmacology 43(2): 118-121 (2003)

Are cognitive impairments associated with sensitivity to stress in schizophrenia? An experience sampling study
, American Journal of Psychiatry 159(3): 443-449 (2002)

Are cognitive processes manifested in event-related gamma, alpha, theta and delta oscillations in the EEG?
, Neuroscience Letters 259(3): 165-168 (1999)

Are color and pulsed Doppler sonography safe in early pregnancy?
, Journal of Perinatal Medicine 27(6): 423-430 (1999)

Are commonly used self-report inventories suitable for screening postpartum depression and anxiety disorders?
, Acta Psychiatrica Scandinavica 102(1): 71-73 (2000)

Are communities saturated? On the relationship between alpha, beta and gamma diversity
, Ecology Letters 3(2): 73-76 (2000)

Are complicated forms of celiac disease cryptic T-cell lymphomas?
, Blood 92(10): 3879-3886 (1998)

Are components of a comprehensive medical assessment predictive of work disability after an episode of occupational low back trouble?
, Spine 27(23): 2715-2719 (2002)

Are contact allergens stable in patch test preparations? Investigation of the degradation of d-limonene hydroperoxides in petrolatum
, Contact Dermatitis 40(3): 127-132 (1999)

Are convective methods superior to diffusive dialytic methods?
, Acta Medica Croatica: Casopis Hravatske Akademije Medicinskih Znanosti 54(1): 21-25 (2000)

Are conventional targets for metabolic control sufficient to prevent fetal macrosomia during diabetic pregnancy?
, Diabetes and Metabolism 25(4): 341-343 (1999)

Are coronary patients at higher risk with digoxin therapy? An ongoing controversy
, International Journal of Cardiology 68(2): 137-143 (1999)

Are coroners' necropsies necessary? A prospective study examining whether a view and grant system of death certification could be introduced into England and Wales
, Journal of Clinical Pathology 55(11): 878-879 (2002)

Are corresponding points fixed?
, Vision Research 41(19): 2457-2473 (2001)

Are corticosterone levels a good indicator of food availability and reproductive performance in a kittiwake colony?
, Hormones and Behavior 43(4): 489-502 (2003)

Are cost of a crystalloid-based volume replacement regimen lower than of a colloid-based volume replacement strategy?
, Infusion Therapy and Transfusion Medicine 28(3): 144-149 (2001)

Are cotinine assays of value in predicting adverse pregnancy outcome?
, Annals of Clinical Biochemistry 36: 468-476 (1999)

Are crossed actions of reticulospinal and vestibulospinal neurons on feline motoneurons mediated by the same or separate commissural neurons?
, Journal of Neuroscience: the Official Journal of the Society for Neuroscience 23(22): 8041-8050 (2003)

Are cumulus cells necessary for the spontaneous maturation of germinal vesicle-stage oocytes to metaphase II
, Journal of Assisted Reproduction and Genetics 16(6): 329-331 (1999)

Are current estimates of coral reef biodiversity too low? The view through the window of a microcosm
, Atoll Research Bulletin 1998(450-458): 1-20 (1998)

Are current methods of measurement of erythropoietin (EPO) in human plasma or serum adequate for the diagnosis of polycythaemia vera and the assessment of EPO deficiency?
, Scandinavian Journal of Clinical and Laboratory Investigation 58(6): 441-458 (1998)

Are cytokines and growth factors responsible for the detrimental effects of hydrosalpingeal fluid on pregnancy rates after in vitro fertilization-embryo transfer?
, Fertility and Sterility 72(6): 1110-1112 (1999)

Are cytoplasmic pockets (MTR/pocket) present in all photosynthetic euglenoid genera?
, Journal of Phycology 38(4): 790-799 (2002)

Are data from clinical registries of any value?
, European Heart Journal 21(17): 1399-1401 (2000)

Are deaths within 1 month of cancer-directed surgery attributed to cancer?
, Journal of the National Cancer Institute 94(14): 1066-1070 (2002)

Are dedicated bladder films necessary as part of intravenous urography for haematuria?
, BJU International 85(7): 806-810 (2000)

Are deepwater fisheries sustainable? The example of orange roughy (Hoplostethus atlanticus) in New Zealand
, Fisheries Research 51(2-3): 123-135 (2001)

Are denatured proteins ever random coils?
, Proceedings of the National Academy of Sciences of the United States of America 97(23): 12391-12392 (2000)

Are dental diseases examples of ecological catastrophes?
, Microbiology 149(Pt 2): 279-294 (2003)

Are depression and denutrition good predictors of dexamethasone suppression test (DST) in anorexia nervosa?
, European Psychiatry: the Journal of the Association of European Psychiatrists 13(8): 411-418 (1998)

Are depressive symptoms a risk factor for mortality in elderly Japanese American men?: the Honolulu-Asia Aging Study
, American Journal of Psychiatry 159(7): 1127-1132 (2002)

Are developing beta-adrenoceptors able to desensitize? Acute and chronic effects of beta-agonists in neonatal heart and liver
, American Journal of Physiology. Regulatory Integrative and Comparative Physiology 283(1): R205-R217 (2002)

Are diabetic neuropathy, retinopathy and nephropathy caused by hyperglycemic exclusion of dehydroascorbate uptake by glucose transporters?
, Journal of Theoretical Biology 216(3): 345-359 (2002)

Are diabetic patients in danger at renal transplantation? An invasive perioperative study
, European Journal of Anaesthesiology 17(12): 729-736 (2000)

Are diabetics more susceptible to the health effects of airborne particles?
, American Journal of Respiratory and Critical Care Medicine 164(5): 831-833 (2001)

Are dietary fiber-induced alterations in colonic epithelial cell proliferation predictive of fiber's effect on colon cancer?
, Nutrition and Cancer 36(2): 131-149 (2000)

Are differences in interleukin 10 production associated with joint damage?
, Rheumatology 39(11): 1180-1188 (2000)

Are differences in stage at presentation a credible explanation for reported differences in the survival of patients with colorectal cancer in Europe?
, British Journal of Cancer 85(6): 787-790 (2001)

Are different parts of the extended amygdala involved in fear versus anxiety?
, Biological Psychiatry 44(12): 1239-1247 (1998)

Are distinctive ethical principles required for cluster randomized controlled trials?
, Statistics in Medicine 20(3): 473-488 (2001)

Are distribution patterns linked to dispersal mechanism? An investigation using pond invertebrate assemblages
, Freshwater Biology 47(9): 1571-1581 (2002)

Are district general hospital patients with unstable angina at a disadvantage?
, Postgraduate Medical Journal 79(928): 93-98 (2003)

Are doctors still failing to assess and treat asthma attacks? An audit of the management of acute attacks in a health district
, Respiratory Medicine 93(6): 397-401 (1999)

Are dopamine antagonists a risk factor for breast cancer? An answer from Parkinson's disease
, Breast 12(4): 280-282 (2003)

Are drugs that block the renin-angiotensin system effective and safe in patients with renal insufficiency?
, American Journal of Hypertension 12(12 part 3): 195S-203S (1999)

Are drunk-driving offenders referred for screening accurately reporting their drug use?
, Drug and Alcohol Dependence 66(3): 243-253 (2002)

Are dysfunctional attitudes and attributional style the same or different?
, Behavior Therapy 30(2): 239-252 (1999)

Are dysfunctional beliefs about illness unique to hypochondriasis?
, Journal of Psychosomatic Research 54(6): 543-547 (2003)

Are dyslexics' visual deficits limited to measures of dorsal stream function?
, Neuroreport 12(7): 1527-1530 (2001)

Are dyspepsia management guidelines coherent with primary care practice?
, Scandinavian Journal of Gastroenterology 37(11): 1269-1275 (2002)

Are dyspeptic symptoms linked to Helicobacter pylori? A prospective cohort study among medical students
, Wiener Klinische Wochenschrift 115(5-6): 175-178 (2003)

Are ecological and evolutionary rules being dismissed prematurely?
, Diversity and Distributions 7(6): 289-295 (2001)

Are ecology and evolutionary biology soft sciences?
, Annales Zoologici Fennici 39(2): 87-98, 14 June (2002)

Are ecosystems structured from the top-down or bottom-up: A new look at an old debate
, Wildlife Society Bulletin 26(3): 484-498 (1998)

Are ecotone properties scale-dependent? A test from a Nothofagus treeline in southern New Zealand
, Community Ecology 4(1): 35-42 (2003)

Are eggshells and egg contents of great and blue tits suitable as indicators of heavy metal pollution?
, Belgian Journal of Zoology 129(2): 439-447 (1999)

Are ejection fractions from gated SPECT perfusion studies clinically useful? A comparison with radionuclide ventriculography
, Physiological Measurement 22(2): 413-422 (2001)

Are elderly patients with obstructive airway disease being prematurely discharged?
, American Journal of Respiratory and Critical Care Medicine 161(5): 1513-1517 (2000)

Are electrocardiogram electrodes acceptable for electroencephalogram bispectral index monitoring?
, Acta Anaesthesiologica Scandinavica 44(10): 1266-1270 (2000)

Are electrophysiological changes induced by longer lasting atrial fibrillation reversible? :observations using the atrial defibrillator
, Circulation 100(2): 113-116 (1999)

Are elevated FSH concentrations in the pre-conceptional period a risk factor for Down's syndrome pregnancies?
, Human Reproduction 16(6): 1270-1273 (2001)

Are elevated levels of soluble ICAM-1 a marker of chronic graft disease in heart transplant recipients?
, Atherosclerosis 148(2): 293-295 (2000)

Are emotions contagious? Evoked emotions while viewing emotionally expressive faces: Quality, quantity, time course and gender differences
, Psychiatry Research 102(2): 109-124 (2001)

Are endometrial carcinoma cells disseminated at hysteroscopy functionally viable?
, Gynecologic Oncology 83(2): 221-226 (2001)

Are endoscopic biopsies of small bowel as good as suction biopsies for diagnosis of enteropathy?
, Journal of Pediatric Gastroenterology and Nutrition 29(4): 438-441 (1999)

Are endothelium-derived hyperpolarizing and contracting factors isoprostanes?
, Trends in Pharmacological Sciences 23(2): 59-62 (2002)

Are engineers unsung heroes of medical progress?: the historic bond between physics, engineering, and medicine
, Biomedical Instrumentation and Technology 36(5): 325-334 (2002)

Are enzyme loci selectively neutral in haploid populations of nonvascular plants?
, Evolution 53(4): 1050-1059 (1999)

Are epidemiologists becoming victims of the success of their discipline?
, Sozial und Praeventivmedizin 46(6): 347-348 (2001)

Are equally spaced specimen collections necessary to assess biological variation? Evidence from renal transplant recipients
, Clinica Chimica Acta; International Journal of Clinical Chemistry 301(1-2): 79-85 (2000)

Are estimates of MAC reliable?
, Anesthesiology 95(6): 1362-1370 (2001)

Are ethnic groups biological species to the human brain? Essentialism in our cognition of some social categories
, Current Anthropology 42(4): 515-554 (2001)

Are eucalypts Brazil's friend of foe? An entomological viewpoint
, Anais da Sociedade Entomologica do Brasil 28(2): 185-200 (1999)

Are eyes special? It depends on how you look at it
, Psychonomic Bulletin and Review 9(3): 507-513 (2002)

Are face-responsive regions selective only for faces?
, Neuroreport 10(14): 2945-2950 (1999)

Are fade and sustained post-tetanic facilitation characteristics of typical succinylcholine-induced block?
, British Journal of Anaesthesia 87(3): 522-524 (2001)

Are false-positive urine markers for the detection of bladder carcinoma really wrong or do they predict tumor recurrence?
, European Urology 43(2): 146-50; discussion 150-1 (2003)

Are families with adolescents and young adults with cerebral palsy the same as other families?
, Developmental Medicine and Child Neurology 43(7): 466-472 ( 2001)

Are fashion models a group at risk for eating disorders and substance abuse?
, PsychoTherapy and Psychosomatics 71(3): 168-172 (2002)

Are fasting plasma homocyst(e)ine levels heritable? A study of normotensive twins
, Journal of Investigative Medicine: the Official Publication of the American Federation for Clinical Research 48(5): 351-358 (2000)

Are female tree agamas (Acanthocercus atricollis atricollis) turned on by males or resources?
, Ethology Ecology and Evolution 15(1): 19-30 (2003)

Are femoral Broviac catheters effective and safe? A prospective comparison of femoral and jugular venous broviac catheters in newborn infants
, Chest 121(5): 1527-1530 (2002)

Are fertility drugs a risk factor for persistent trophoblastic tumour?
, Human Reproduction 17(6): 1610-1615 (2002)

Are filamentous mycolata important in foaming?
, Water Science and Technology: a Journal of the International Association on Water Pollution Research 46(1-2): 529-533 (2002)

Are fingers special? Evidence about movement preparation from event-related brain potentials
, Psychophysiology 40(1): 7-16 (2003)

Are flowers physiological sinks or faucets? Costs and correlates of water use by flowers of Polemonium viscosum
, Oecologia (Berlin) 118(4): 461-470 (1999)

Are folliculo-stellate cells in the anterior pituitary gland supportive cells or organ-specific stem cells?
, Archives of Physiology and Biochemistry 110(1-2): 50-53 (2002)

Are foraging Serin Serinus serinus females more vigilant than males? The effect of sex ratio
, Ardea 87(2): 277-284 (1999)

Are free amino acids responsible for the 'host factor' effects on symbiotic zooxanthellae in extracts of host tissue?
, Hydrobiologia 461: 71-78 (2001)

Are free energy calculations useful in practice? A comparison with rapid scoring functions for the p38 MAP kinase protein system
, Journal of Medicinal Chemistry 44(21): 3417-3423 (2001)

Are functional motor and sensory symptoms really more frequent on the left? A systematic review
, Journal of Neurology Neurosurgery and Psychiatry 73(5): 578-581 (2002)

Are fusion peptides a good model to study viral cell fusion?
, Biochimica et Biophysica Acta 1614(1): 104-115 (2003)

Are gadolinium-based contrast media really safer than iodinated media for digital subtraction angiography in patients with azotemia?
, Radiology 223(2): 311-8; Discussion 328-9 (2002)

Are gains of chromosomal regions 7q and 11p important abnormalities in neuroblastoma?
, Cancer Genetics and Cytogenetics 140(2): 133-137 (2003)

Are gap junction membrane plaques implicated in intercellular vesicle transfer?
, Cell Biology International 27(9): 711-717 (2003)

Are gastric, jejunal, or both forms of enteral feeding gastroprotective during stress?
, Journal of Surgical Research 88(1): 1-7 (2000)

Are gender differences in antiobsessional response related to different clomipramine metabolism?
, Journal of Clinical Psychopharmacology 22(3): 341-342 (2002)

Are general obesity and visceral adiposity in men linked to reduced bone mineral content resulting from normal ageing? A population-based study
, Andrologia 33(6): 384-389 (2001)

Are genetic influences on peptic ulcer dependent or independent of genetic influences for Helicobacter pylori infection?
, Archives of Internal Medicine 160(1): 105-109 (2000)

Are genital infections and inflammation cofactors in the pathogenesis of invasive cervical cancer?
, Journal of the National Cancer Institute 94(21): 1592-1593 (2002)

Are gestational age and endometrial thickness alternatives for serum human chorionic gonadotropin as criteria for the diagnosis of ectopic pregnancy?
, Fertility and Sterility 72(4): 643-645 (1999)

Are gifts from pharmaceutical companies ethically problematic? A survey of physicians
, Archives of Internal Medicine 163(18): 2213-2218 (2003)

Are glomerular filtration rate estimations necessary before high dose methotrexate?
, Archives of Disease in Childhood 81(4): 339-340 (1999)

Are glucocorticoids really useful for the treatment of acute pancreatitis?
, Journal of Gastroenterology 37(7): 580-581 (2002)

Are glutamate receptors specifically implicated in some forms of memory processes?
, Experimental Brain Research 123(1-2): 45-51 (1998)

Are goose nesting success and lemming cycles linked? Interplay between nest density and predators
, Oikos 93(3): 388-400 (2001)

Are grana necessary for regulation of light harvesting?
, Australian Journal of Plant Physiology 26(7): 659-669 (1999 )

Are grouse populations unstable at the southern end of their range?
, Wildlife Biology 6(4): 213-218 (2000)

Are guidelines followed in Helicobacter pylori diagnosis and therapy? An inquiry among gastroenterologists, referring physicians and patients in Munich
, Zeitschrift für Gastroenterologie 38(5): 349-355 (2000)

Are health care professionals advising obese patients to lose weight?
, JAMA 282(16): 1576-1578 (1999)

Are health states "timeless"? The case of the standard gamble method
, Journal of Clinical Epidemiology 52(11): 1047-1053 (1999)

Are healthcare providers talking to HIV-seropositive patients about safer sex?
, Aids 15(17): 2335-2337 (2001)

Are hepatitis G virus and TT virus involved in cryptogenic chronic liver disease?
, Digestive and Liver Disease: Official Journal of the Italian Society of Gastroenterology and the Italian Association for the Study of the Liver 34(1): 53-58 (2002)

Are hereditary hemochromatosis mutations involved in Alzheimer disease?
, American Journal of Medical Genetics 93(1): 58-66 (2000)

Are hexapoda members of the Crustacea? Evidence from comparative developmental genetics
, Annales de la Societe Entomologique de France 37(1-2): 41-49 (2001)

Are high barometric pressure, low humidity and diurnal change of temperature related to the onset of asthmatic symptoms?
, Pediatrics International: Official Journal of the Japan Pediatric Society 42(3): 272-274 (2000)

Are high levels of oestradiol after implants associated with features of dependence?
, British Journal of Obstetrics and Gynaecology 106(9): 960-963 (1999)

Are high-density lipoprotein and triglyceride levels important in secondary prevention: impressions from the BIP and VA-HIT trials
, International Journal of Cardiology 82(3): 199-207; Discussion 207-8 (2002)

Are high-schizotypal normal participants distractible or limited in attentional resources? A study of latent inhibition as a function of masking task load and schizotypy level
, Journal of Abnormal Psychology 107(4): 659-670 (1998)

Are high-volume surgeons and hospitals the most important predictors of in-hospital outcome for colon cancer resection?
, Surgery 132(2): 268-273 (2002)

Are histones the targets for flavan-3-ols (catechins) in nuclei?
, Biological Chemistry 384(7): 997-1006 (2003)

Are homalozoans echinoderms? An answer from the extraxial-axial theory
, Paleobiology 26(4): 529-555 (2000)

Are homeobox knotted-like genes and cytokinins the leaf architects?
, Plant Physiology 119(2): 371-374 (1999)

Are hormone levels and cognitive ability related during early adolescence?
, International Journal of Behavioral Development 25(5): 416-428 (2001)

Are horn characteristics related to age in male pronghorns?
, Wildlife Society Bulletin 29(3): 908-916 (2001)

Are human placental bed giant cells merely aggregates of small mononuclear trophoblast cells? An ultrastructural and immunocytochemical study
, Human Reproduction 14(2): 496-504 (1999)

Are hyaluronan receptors involved in three-dimensional cell migration?
, Histology and Histopathology 15(2): 629-636 (2000)

Are hydrothermal vent animals living fossils?
, Trends in Ecology and Evolution 18(11): 582-588 (2003)

Are hyperostosis frontalis interna and leptin linked? a hypothetical approach about hormonal influence on human microevolution
, Medical Hypotheses 58(5): 378-381 (2002)

Are ictal vocalisations related to the lateralisation of frontal lobe epilepsy?
, Journal of Neurology Neurosurgery and Psychiatry 69(2): 244-247 (2000)

Are impaired childhood motor skills a risk factor for adolescent anxiety? Results from the 1958 U.K. birth cohort and the National Child Development Study
, American Journal of Psychiatry 159(6): 1044-1046 (2002)

Are implicitly activated associates selectively activated?
, Psychonomic Bulletin and Review 10(1): 118-124 (2003)

Are in-dwelling catheters necessary for 24 hours after hysterectomy?
, American Journal of Obstetrics and Gynecology 189(2): 435-437 (2003)

Are inactivation procedures for blood products good or bad?
, Bmj 325(7372): 1116 (2002)

Are incinerator workers exposed to PCDDs and PCDFs?
, Occupational and Environmental Medicine 59(9): 649 (2002)

Are increased levels of von Willebrand factor in chronic coronary heart disease caused by decrease in von Willebrand factor cleaving protease activity? A study by an immunoassay with antibody against intact bond 842Tyr-843Met of the von Willebrand factor protein
, Thrombosis Research 103(3): 241-248 (2001 )

Are incubation and fledging periods longer in the tropics?
, Journal of Animal Ecology 69(1): 59-73 (2000)

Are incubation costs in female pied flycatchers expressed in humoral immune responsiveness or breeding success?
, Oecologia Berlin uary; 130(2): 204 (2002)

Are indirect measures of abundance a useful index of population density? The case of red grouse harvesting
, Oikos 100(3): 439-446 (2003)

Are individuals with autism and Asperger's syndrome susceptible to visual illusions?
, Journal of Child Psychology and Psychiatry and Allied Disciplines 40(8): 1283-1293 (1999)

Are individuals with glutathione S-transferase GSTT1 null genotype more susceptible to in vitro oxidative damage?
, Journal of Toxicology and Environmental Health. Part a 59(1): 15-26 (2000)

Are inequalities in height underestimated by adult social position? Effects of changing social structure and height selection in a cohort study
, BMJ 325(7356): 131-134 (2002)

Are infectious agents involved in primary biliary cirrhosis? A PCR approach
, Journal of Hepatology 31(4): 664-671 (1999)

Are inhaled corticosteroids effective for acute exacerbations of asthma in children?
, Journal of Pediatrics 142(2 Suppl): S26 (2003)

Are inhaled glucocorticosteroids effective in chronic obstructive pulmonary disease?
, American Journal of Respiratory and Critical Care Medicine 160(5 Pt 2): S66-S71 (1999)

Are interleukin-1 gene polymorphisms risk factors or disease modifiers in AD?
, Neurology 58(10): 1566-1568 (2002)

Are interpregnancy intervals between consecutive live births among black women associated with infant birth weight?
, Ethnicity and Disease 10(1): 106-112 (2000)

Are islands more susceptible to be invaded than continents? Birds say no
, Ecography 23(6): 687-692 (2000)

Are isochore sequences homogeneous?
, Gene 300(1-2): 129-139 (2002)

Are isolated remnant trees in pastures a fragmented canopy?
, Selbyana 19(1): 34-43 (1998)

Are isoprostanes a clinical marker for antioxidant drug investigation?
, Fundamental and Clinical Pharmacology 14(1): 1-10 (2000)

Are jewish deathdates affected by the timing of important religious events?
, Social Biology 47(1-2): 127-134 (2000)

Are jigsaw puzzle skills 'spared' in persons with Prader-Willi syndrome?
, Journal of Child Psychology and Psychiatry and Allied Disciplines 43(3): 343-352 (2002)

Are kelp holdfasts islands on the ocean floor? Indication for temporarily closed aggregations of peracarid crustaceans
, Hydrobiologia 1: 45-54 (2000)

Are kinetic investigations feasible in human poisoning?
, Toxicology Letters (Shannon) 102-103: 637-642 (1998)

Are laboratory investigations recommended in current medical practice guidelines supported by available evidence?
, Clinical chemistry and laboratory medicine 40(3): 252-255 (2002)

Are lactated Ringer's solution and normal saline solution equal with regard to coagulation?
, Anesthesia and Analgesia 94(2): 378-84 Table of Contents (2002)

Are land bird assemblages functionally saturated? An empirical test in Mexico
, Oikos 96(1): 169-181 (2002)

Are large colonies a key factor in the dynamics of gorgonian populations?
, Revista de Biologia Tropical 46(Suppl 5): 137-143 (1998)

Are large complex ecosystems more unstable? A theoretical reassessment with predator switching
, Mathematical Biosciences 163(1): 91-96 (2000)

Are large, infrequent disturbances qualitatively different from small, frequent disturbances?
, Ecosystems 1(6): 524-534 (1998)

Are latent, immediate-early genes of herpes simplex virus-1 essential in causing trigeminal neuralgia?
, Medical Hypotheses 59(5): 603-606 (2002)

Are lemnisci and proboscis present in the Bdelloidea?
, Hydrobiologia 387-388: 93-96 (1998)

Are leukocytes in salvaged washed autologous blood harmful for the recipient? The results of a pilot study
, Anesthesia and Analgesia 93(3): 566-572 (2001)

Are levels of C-reactive protein and troponin T the best predictors of mortality after acute coronary syndrome?
, Journal of the American College of Cardiology 42(6): 1144-5; author reply 1145-6 (2003)

Are lichens active under snow in continental Antarctica?
, Oecologia 135(1): 30-38 (2003)

Are lipid mediators implicated in the production of pro- and anti-inflammatory cytokines during cardiopulmonary bypass graft with extracorporeal circulation?
, Cytokine 11(4): 301-304 (1999)

Are lipid phase transitions responsible for chilling damage in human platelets?
, Cryobiology 38(3): 180-191 (1999)

Are lipid-lowering drugs also antiarrhythmic drugs? An analysis of the Antiarrhythmics Versus Implantable Defibrillators (AVID) trial
, Journal of the American College of Cardiology 42(1): 81-87 (2003)

Are listed threatened plant species actually at risk?
, Australian Journal of Botany 50(1): 1-13 (2002)

Are long digits correlated with high forepaw dexterity? A comparative test in terrestrial carnivores (Carnivora)
, Canadian Journal of Zoology 79(5): 900-906 (2001)

Are long term negative effects from external tags underestimated? Fouling of an externally attached telemetry transmitter
, Journal of Fish Biology 59(4): 1092-1094 (2001)

Are long-term hormone replacement therapy users different from short-term and never users?
, American Journal of Epidemiology 149(3): 275-281 (1999)

Are long-term very low doses of prednisone for patients with rheumatoid arthritis as helpful as high doses are harmful?
, Annals of Internal Medicine 136(1): 76-78 (2002)

Are lorazepam-induced deficits in attention similar to those resulting from aging?
, Journal of Clinical Psychopharmacology 21(2): 126-130 (2001)

Are loriciferans paedomorphic (progenetic) priapulids?
, Vie et Milieu 50(3): 191-193 (2000)

Are low basal serum levels of the thyroid stimulating hormone (b-TSH) a risk factor for switches into states of expansive syndromes (known in Germany as "maniform syndromes" in bipolar I depression?
, Pharmacopsychiatry 33(2): 75-77 (2000)

Are low magnesium levels in type 1 diabetes associated with electromyographical signs of polyneuropathy?
, Magnesium Research 13(3): 197-203 (2000)

Are lutein and zeaxanthin conditionally essential nutrients for eye health?
, Medical Hypotheses 61(4): 465-472 (2003)

Are macroinvertebrate communities influenced by seagrass structural complexity?
, Ecography 23(1): 114-121 (2000)

Are major histocompatibility complex molecules involved in the survival of naive CD4+ T cells?
, Journal of Experimental Medicine 198(7): 1089-1102 (2003)

Are males with more attractive resources more selective in their mate preferences? A test in a polygynous species
, Behavioral Ecology 10(4): 366-371 (1999)

Are mammary pagetoid foam cells histiocytic or epithelial?
, Virchows Archiv: An International Journal of Pathology 439(1): 102-104 (2001)

Are manometric parameters of the upper esophageal sphincter and pharynx affected by age and gender?
, Dysphagia 18(3): 211-217 (2003)

Are mast cells MASTers in HIV-1 infection?
, International Archives of Allergy and Immunology 125(2): 89-95 (2001)

Are maternal deaths on the ascent in Singapore? A review of maternal mortality as reflected by coronial casework from 1990 to 1999
, Annals of the Academy of Medicine Singapore 31(3): 261-275 (2002)

Are mean size data adequate to monitor freshwater eel fisheries?
, Marine and Freshwater Research 50(4): 355-366 (1999)

Are medical oncologists biased in their treatment of the large woman with breast cancer?
, Breast Cancer Research and Treatment 66(2): 123-133 (2001)

Are medical reports on fitness to drive trustworthy?
, Postgraduate Medical Journal 79(927): 52-54 (2003)

Are medical savings accounts a viable option for funding health care?
, Croatian Medical Journal 43(4): 408-416 (2002)

Are meiofauna transient or resident in sand filters of marine aquariums?
, Water Research 35(15): 3625-3634 (2001)

Are membrane proteins "inside-out" proteins?
, Proteins 36(1): 135-143 (1999)

Are memories for stimulus-stimulus associations or stimulus-response associations responsible for serial-pattern learning in rats?
, Physiology and Behavior 72(5): 643-652 (2001)

Are memory complaints predictive for dementia? A review of clinical and population-based studies
, International Journal of Geriatric Psychiatry 15(11): 983-991 (2000)

Are metal mining effluent regulations adequate: Identification of a novel bleached fish syndrome in association with iron-ore mining effluents in Labrador, Newfoundland
, Aquatic Toxicology 52(3-4): 311-317 (2001)

Are metalloproteins and acute phase reactants associated with cardiovascular disease in end-stage renal failure?
, Annals of Clinical and Laboratory Science 30(3): 295-304 (2000)

Are micturition systems influenced by sleep-arousal system?
, Psychiatry and Clinical Neurosciences 54(3): 259-261 (2000)

Are mineralized tissues open crystal foams reinforced by crosslinked collagen? Some energy arguments
, Journal of Biomechanics 35(9): 1199-1212 (2002)

Are minidisc recorders adequate for the study of respiratory sounds?
, Biomedical Instrumentation and Technology 36(3): 177-182 (2002)

Are mitochondria a permanent source of reactive oxygen species?
, Biochimica et Biophysica Acta 1460(2-3): 268-275 (2000)

Are mitochondria a spontaneous and permanent source of reactive oxygen species?
, Redox Report: Communications in Free Radical Research 8(3): 135-141 (2003)

Are mitochondria mesoscopic?
, Biophysical Chemistry 91(3): 245-252 (2001)

Are mixed-species stands more productive than single-species stands: An empirical test of three forest types in British Columbia and Alberta
, Canadian Journal of Forest Research 33(7): 1227-1237 (2003)

Are mobile phones harmful?
, Acta Oncologica 39(8): 927-930 (2000)

Are moderate degrees of hyperbilirubinemia in healthy term neonates really safe for the brain?
, Pediatric Research 50(6): 701-705 (2001)

Are modern savannas degraded forests? - A Holocene pollen record from the Sudanian vegetation zone of NE Nigeria
, Vegetation History and Archaeobotany 9(1): 1-15 ( 2000)

Are modified procedures significantly better than conventional procedures in percutaneous transhepatic treatment for complicated right hepatolithiasis with intrahepatic biliary strictures?
, Scandinavian Journal of Gastroenterology 37(5): 597-601 (2002)

Are molecular features of a chromophobic cell renal cell carcinoma correlated with clinical findings?
, International Journal of Molecular Medicine 12(1): 99-102 (2003)

Are mono-exponential fits to a few echoes sufficient to determine T2 relaxation for in vivo human brain?
, Magnetic Resonance in Medicine 41(6): 1255-1257 (1999)

Are morphological characters distinctive enough to discriminate between two species of freshwater eels, Anguilla celebesensis and A. interioris?
, Ichthyological Research 47(2): 157-161 (2000)

Are morphological or functional changes in the carotid artery wall associated with Chlamydia pneumoniae, Helicobacter pylori, cytomegalovirus, or herpes simplex virus infection?
, Stroke 31(9): 2127-2133 (2000)

Are morphometrical approaches appropriate to establish size at maturity for male American lobster, Homarus americanus?
, Journal of Crustacean Biology 21(4): 937-947 (2001)

Are most ICU infections really nosocomial? A prospective observational cohort study in mechanically ventilated patients
, Journal of Hospital Infection 42(2): 125-133 (1999)

Are most species small? Not within species-level phylogenies
, Proceedings. Biological Sciences 269(1497): 1279-1287 (2002)

Are motoneurons involved in muscular dystrophy?
, Clinical Neurophysiology: Official Journal of the International Federation of Clinical Neurophysiology 110(6): 1111-1122 (1999)

Are multiple CT scans required for planning curative radiotherapy in lung tumors of the lower lobe?
, International Journal of Radiation Oncology Biology Physics 55(5): 1394-1399 (2003)

Are multiplication facts implemented by the left supramarginal and angular gyri?
, Neuropsychologia 40(11): 1786-1793 (2002)

Are multiply resistant enterococci a common phenomenon in Hong Kong?
, Journal of Antimicrobial ChemoTherapy 50(5): 761-763 (2002)

Are multispecies models an improvement on single-species models for measuring fishing impacts on marine ecosystems?
, ICES Journal of Marine Science 57(3): 707-719 (2000)

Are myo-inositol, glucose and zinc concentrations in amniotic fluid of fetuses with spina bifida different from controls?
, Early Human Development 71(1): 1-8 (2003)

Are myoepithelial cells responsible for the widespread expression of inducible nitric oxide synthase in pleomorphic adenoma? An immunohistochemical study
, Journal of Oral Pathology and Medicine: Official Publication of the International Association of Oral Pathologists and the American Academy of Oral Pathology 29(6): 279-283 (2000)

Are myogenin and myoD1 expression specific for rhabdomyosarcoma? A study of 150 cases, with emphasis on spindle cell mimics
, American Journal of Surgical Pathology 25(9): 1150-1157 (2001)

Are naked and common mole-rats eusocial and if so, why?
, Behavioral Ecology and Sociobiology 47(5): 293-303 (2000)

Are native brook charr and introduced rainbow trout differentially adapted to upstream and downstream reaches?
, Ecology of Freshwater Fish 7(4): 167-175 (1998)

Are natural antibodies involved in tumour defence?
, Immunology Letters 69(3): 317-320 (1999)

Are natural climate forcings able to counteract the projected anthropogenic global warming?
, Climatic Change 55(4): 413-427 (2002)

Are natural gene sequences patentable?
, International Archives of Occupational and Environmental Health 73(Suppl): S19-S22 (2000)

Are natural killer cells the key to treating Epstein-Barr virus-associated lymphoproliferative disorders?
, Journal of Clinical Investigation 108(6): 801-802 (2001)

Are neck flexion, neck rotation, and sitting at work risk factors for neck pain? Results of a prospective cohort study
, Occupational and Environmental Medicine 58(3): 200-207 (2001)

Are needle-free injections a useful alternative for growth hormone therapy in children? Safety and pharmacokinetics of growth hormone delivered by a new needle-free injection device compared to a fine gauge needle
, Journal of Pediatric Endocrinology and Metabolism: Jpem 16(3): 383-392 (2003)

Are negative mood states associated with cognitive function in newly diagnosed patients with epilepsy?
, Epilepsia 41(4): 421-425 (2000)

Are nelfinavir-containing regimens effective as second-line triple therapy?
, Aids 14(1): 95-96 (2000)

Are neocortical gamma waves related to consciousness?
, Brain Research 855(2): 217-224 (2000)

Are nest characters of importance when choosing a male in the fifteen-spined stickleback (Spinachia spinachia)?
, Behavioral Ecology and Sociobiology 48(3): 229-235 (2000)

Are nest exclosures an effective tool in plover conservation?
, Waterbirds 25(2): 184-190 (2002)

Are neuroendocrine cells responsible for the development of benign prostatic hyperplasia?
, European Urology 42(2): 79-83 (2002)

Are neurological abnormalities in schizophrenic patients and their siblings the result of perinatal trauma?
, Acta Psychiatrica Scandinavica 101(2): 142-147 (2000)

Are neuronal activity-associated magnetic fields the physical base for memory?
, Medical Hypotheses 59(5): 555-559 (2002)

Are neuronal markers and neocortical graft-host interface influenced by housing conditions in rats with cortical infarct cavity?
, Brain Research Bulletin 48(2): 165-171 (1999)

Are neuronal nicotinic receptors a target for antiepileptic drug development? Studies in different seizure models in mice and rats
, European Journal of Pharmacology 466(1-2): 99-111 (2003)

Are neuronal transporters relevant in retinal glutamate homeostasis?
, Neurochemistry International 37(2-3): 191-198 (2000)

Are neurons multifractals?
, Journal of Neuroscience Methods 89(2): 151-157 (1999)

Are neuropeptides FF and SF neurotransmitters in the rat?
, Biochemical and Biophysical Research Communications 275(3): 821-824 (2000)

Are neuropsychiatric symptoms associated with evidence of right brain injury in referrals to a neuropsychiatric brain injury unit?
, Brain Injury 15(1): 65-69 (2001)

Are neutrons responsible for the dose discrepancies between Monte Carlo calculations and measurements in the build-up region for a high-energy photon beam?
, Physics in Medicine and Biology 47(17): 3251-3261 (2002)

Are new asthma therapies needed?
, Journal of Clinical Pharmacology 39(3): 230-236 (1999)

Are non-migrant white storks (Ciconia ciconia) able to survive a cold-induced fast?
, Comparative Biochemistry and Physiology. Part A Molecular and Integrative Physiology 130(1): 93-104 (2001)

Are non-reproductive male highveld mole-rats, Cryptomys hottentotus pretoriae physiologically suppressed while in the confines of the natal colony?
, Journal of Zoology London ; 260(1): 73-78 (2003)

Are nonfunctioning pituitary adenomas extending into the cavernous sinus aggressive and/or invasive?
, Neurosurgery 49(4): 857 (2001)

Are nosocomial infection rates in intensive care units useful benchmark parameters?
, Infection 28(6): 346-350 (2000)

Are nuclear texture features a suitable tool for predicting non-organ-confined prostate cancer?
, Journal of Urology 162(1): 258-262 (1999)

Are occupational, hobby, or lifestyle exposures associated with Philadelphia chromosome positive chronic myeloid leukaemia?
, Occupational and Environmental Medicine 58(11): 722-727 (2001)

Are oesophageal disorders a common cause of chest pain despite normal coronary anatomy?
, Qjm: Monthly Journal of the Association of Physicians 93(8): 543-550 (2000)

Are older breast carcinoma survivors willing to take hormone replacement therapy?
, Cancer 86(5): 814-820 (1999)

Are older hazardous and harmful drinkers less likely to participate in health-related behaviors and practices as compared with nonhazardous drinkers?
, Journal of the American Geriatrics Society 49(4): 421-430 (2001)

Are older patients more satisfied with hospital care than younger patients?
, Journal of General Internal Medicine 18(1): 23-30 (2003)

Are older people willing to give up their place in the queue for cardiac surgery to a younger person?
, Age and Ageing 31(3): 187-192 (2002)

Are opioids effective in relieving neuropathic pain?
, Pain. Supplement 80(3): 453-462 (1999)

Are optic disc drusen inherited?
, Ophthalmology 106(7): 1278-1281 (1999)

Are oral appliances a substitute for nasal positive airway pressure?
, Thorax 57(4): 283-284 (2002)

Are oral clefts a consequence of maternal hormone imbalance? evidence from the sex ratios of sibs of probands
, Teratology 62(5): 342-345 (2000)

Are orchid life histories really irregular? The case of Epipactis albensis
, Oikos 85(2): 265-270 (1999)

Are our donors safe?
, Indian Journal of Pediatrics 68(1): 69-75 (2001)

Are our universities producing too many PhDs?
, Trends in Cell Biology 9(12): M73-M75 (1999)

Are outcomes of surgical versus transcatheter balloon valvotomy equivalent in neonatal critical aortic stenosis?
, Circulation 104(12 Suppl 1): I152-I158 (2001)

Are paediatricians failing at school?
, Archives of Disease in Childhood 87(3): 173-174 (2002)

Are parenchymal changes in early post-transplant biopsies related to preservation-reperfusion injury or rejection?
, Transplantation 71(11): 1566-1572 (2001)

Are parents accurate reporters of their child's cognitive abilities?
, Journal of Psychopathology and Behavioral Assessment 22(1): 61-77 (2000)

Are patients and the general public like-minded about the effect of erectile dysfunction on quality of life?
, Urology 61(4): 810-815 (2003)

Are patients at Veterans Affairs medical centers sicker? A comparative analysis of health status and medical resource use
, Archives of Internal Medicine 160(21): 3252-3257 (2000)

Are patients enrolled in first episode psychosis drug trials representative of patients treated in routine clinical practice?
, Schizophrenia Research 61(2-3): 149-155 (2003)

Are patients on long-term oxygen therapy followed up properly? Data from the Danish Oxygen Register
, Journal of Internal Medicine 250(2): 131-136 (2001)

Are patients suffering from stable angina receiving optimal medical treatment?
, Qjm: Monthly Journal of the Association of Physicians 94(6): 301-308 (2001)

Are patients truthful about their smoking habits? A validation of self-report about smoking cessation with biochemical markers of smoking activity amongst patients with ischaemic heart disease
, Journal of Internal Medicine 249(2): 145-151 (2001)

Are patients with Hirschsprung's disease prediabetic?
, Metabolism, Clinical and Experimental 50(12): 1389-1390 (2001)

Are patients with pituitary adenomas at an increased risk of mental disorders?
, Acta Psychiatrica Scandinavica 107(1): 60-68 (2003)

Are patients with renal failure good candidates for percutaneous coronary revascularization in the new device era?
, Circulation 102(24): 2966-2972 (2000)

Are patterns of HER-2/neu amplification and expression among primary tumors and regional metastases indicative of those in distant metastases and predictive of Herceptin response?
, Journal of the National Cancer Institute 93(15): 1120-1121 (2001)

Are pediatricians adhering to principles of judicious antibiotic use for upper respiratory tract infections?
, Southern Medical Journal 95(10): 1163-1167 (2002)

Are penguins and seals in competition for Antarctic krill at South Georgia?
, ine Biology Berlin 140(2): 205-213 (2002)

Are people being screened for colorectal cancer as recommended? Results from the National Health Interview Survey
, Preventive Medicine 35(3): 199-206 (2002)

Are perceived muscle tension, electromyographic hyperactivity and personality traits correlated in the fibromyalgia syndrome?
, Journal of Rehabilitation Medicine 34(2): 73-79 (2002)

Are perceived neighborhood hazards a barrier to physical activity in children?
, Archives of Pediatrics and Adolescent Medicine 155(10): 1143-1148 (2001)

Are perception and action affected differently by the Titchener circles illusion?
, Experimental Brain Research 127(1): 95-101 (1999)

Are performance predictions for text based on ease of processing?
, Journal of Experimental Psychology. Learning Memory and Cognition 28(1): 69-80 (2002)

Are periodic leg movements during sleep (PLMS) responsible for sleep disruption in insomnia patients?
, European Journal of Neurology 7(3): 331-336 (2000)

Are peritoneal dialysis patients with and without residual renal function equivalent for survival study? Insight from a retrospective review of the cause of death
, Nephrology Dialysis Transplantation: Official Publication of the European Dialysis and Transplant Association - European Renal Association 18(5): 977-982 (2003)

Are personal and static samples related?
, Occupational and Environmental Medicine 60(3): 224-225 (2003)

Are personality traits associated with cognitive disturbance in psychosis?
, Schizophrenia Research 51(2-3): 109-117 (2001)

Are personality traits familial risk factors for substance use disorders? Results of a controlled family study
, American Journal of Psychiatry 159(10): 1760-1766 (2002)

Are physicians aware of which of their patients have indwelling urinary catheters?
, American Journal of Medicine 109(6): 476-480 (2000)

Are physiological clonal expansion and maturation pathways a basis for discrepant behaviour of colon tumoral cell growth in response to the thiazolidinedione PPARgamma agonists?
, Oncology reports 6(6): 1281-1283 (1999)

Are pilots at risk of accidents due to fatigue?
, Journal of Safety Research 34(3): 309-313 (2003)

Are pitfalls of oxcillometric blood pressure measurements preventable in children?
, Pediatric Nephrology 18(4): 313-318 (2003)

Are placebo controls necessary to test new antidepressants and anxiolytics?
, International Journal of Neuropsychopharmacology 5(3): 193-197 (2002)

Are placebo-controlled clinical trials ethical or needed when alternative treatment exists?
, Annals of Internal Medicine 133(6): 474-475 (2000)

Are placental lakes of any clinical significance?
, Placenta 23(8-9): 685-690 (2002)

Are plague pits of particular use to palaeoepidemiologists?
, International Journal of Epidemiology 30(1): 104-108 (2001)

Are planning, working memory, and inhibition associated with individual differences in preschool ADHD symptoms?
, Developmental Neuropsychology 21(3): 255-272 (2002)

Are plasma S-nitrosothiol levels elevated in chronic renal failure?
, Nephrology Dialysis Transplantation: Official Publication of the European Dialysis and Transplant Association - European Renal Association 18(10): 2199; Author Reply: 2199-200 (2003)

Are plasma concentrations of leptin and carnitine interrelated in haemodialysis patients?
, Nephrology Dialysis Transplantation: Official Publication of the European Dialysis and Transplant Association - European Renal Association 16(2): 434-435 (2001)

Are platelets the link between depression and ischemic heart disease?
, American Heart Journal 140(4 Suppl): 57-62 (2000)

Are pleopods just more legs? The functional morphology of swimming limbs in Eurythenes gryllus (Amphipoda)
, Journal of Crustacean Biology 22(3): 581-594 (2002)

Are poisonings inflicted upon others always criminal?
, Veterinary and Human Toxicology 42(2): 104-107 (2000)

Are polyamines involved in the synthesis of heat-shock proteins in cell suspension cultures of tobacco and alfalfa in response to high-temperature stress?
, Plant Physiology and Biochemistry (Paris) 40(1): 51-59 (2002)

Are polymorphisms the answer in hypersensitivity pneumonitis?
, American Journal of Respiratory and Critical Care Medicine 163(7): 1513-1514 (2001)

Are polysomnographic measures of sleep correlated to alexithymia? A study on laboratory-adapted sleepers
, Journal of Psychosomatic Research 53(6): 1091-1095 (2002)

Are poor readers semantically challenged? An event-related brain potential assessment
, International Journal of Psychophysiology: Official Journal of the International Organization of Psychophysiology 49(3): 187-199 (2003)

Are populations of coral reef fish open or closed?
, Trends in Ecology and Evolution 17(9): 422-428 (2002)

Are possible options for the treatment of diabetes mellitus improved by glycemic control?
, Journal of the Japan Diabetes Society 42(8): 667-672 (1999)

Are postoperative studies justified after extravescial ureteral reimplantation?
, Journal of Urology 164(3 Pt 2): 1064-1066 (2000)

Are pre-ganglionic neurones recruited in a set order?
, Acta Physiologica Scandinavica 177(3): 219-225 (2003 )

Are pre-operative vocal fold checks necessary?
, Journal of Laryngology and Otology 113(7): 642-644 (1999)

Are predicted structures good enough to preserve functional sites?
, Structure 7(6): 643-650 (1999)

Are premorbid personality traits linked to the risk of Alzheimer's Disease? A case series of subjects with familial mutation
, PsychoTherapy and Psychosomatics 69(6): 335-338 (2000)

Are preoperative parameters of unilateral pyelo-ureteric junction obstruction in children predictive of postoperative function improvement?
, Scandinavian Journal of Urology and Nephrology 34(3): 165-168 (2000)

Are primate lateral geniculate nucleus (LGN) cells really sensitive to orientation or direction?
, Visual Neuroscience 19(1): 97-108 (2002)

Are primates behaviorists? Formal dominance, cognition, and free-floating rationales
, Journal of Comparative Psychology 113(1): 91-95 (1999)

Are prions a relic of an early stage of peptide evolution?
, Peptides (New York) 20(12): 1513-1516 (1999)

Are prior head injuries or diagnostic X-rays associated with glioma in adults? The effects of control selection bias
, Neuroepidemiology 19(5): 234-244 (2000)

Are productivity and stratification important to sapropel deposition? Microfossil evidence from late Pliocene insolation cycle 180 at Vrica, Calabria
, Palaeogeography, Palaeoclimatology, Palaeoecology 190: 243-255 (2003)

Are proinflammatory cytokine concentrations reduced by plasma exchange in patients with severe acute hepatic failure?
, Research Communications in Molecular Pathology and Pharmacology 109(1-2): 65-72 (2001)

Are prostaglandins involved in atrial natriuretic peptide mechanisms of cardiovascular control?
, Canadian Journal of Physiology and Pharmacology 77(3): 211-215 (1999)

Are proteases used as anti-inflammatory agents in reality accelerating the inflammatory process?
, Medical Hypotheses 54(3): 453-455 (2000)

Are proteins well-packed?
, Biophysical Journal 81(2): 751-766 (2001)

Are proximal colorectal cancers always associated with distal adenomas?
, Gut 52(3): 317-318 (2003)

Are psychiatrists equipped for management roles in mental health services?
, Australian and New Zealand Journal of Psychiatry 36(1): 4-8 (2002)

Are psychiatrists guilty of "ageism" when it comes to taking a sexual history?
, International Journal of Geriatric Psychiatry 16(1): 27-31 (2001)

Are psychosocial factors, risk factors for symptoms and signs of the shoulder, elbow, or hand/wrist?: A review of the epidemiological literature
, American Journal of Industrial Medicine 41(5): 315-342 (2002)

Are public dose limits necessary?
, Health Physics 79(3): 282-285 (2000)

Are puffer fish more toxic in their spawning seasons?
, ine Biology Berlin ; 140(5): 1053-1057 (2002)

Are quantitative cultures useful in the diagnosis of hospital-acquired pneumonia?
, Chest 119(2 Suppl): 385s-390s (2001)

Are quinolone-resistant uropathogenic Escherichia coli less virulent?
, Journal of Infectious Diseases 186(7): 1039-1042 (2002)

Are radical and conservative substitution rates useful statistics in molecular evolution?
, Journal of Molecular Evolution 57(4): 467-478 (2003)

Are radiological joint space widths of normal hips asymmetrical?
, Annals of the Rheumatic Diseases 58(4): 246-249 (1999)

Are random drift and natural selection conceptually distinct?
, Biology and Philosophy 17(1): 33-53 (2002)

Are randomized clinical trials good for us (in the short term)? Evidence for a "trial effect"
, Journal of Clinical Epidemiology 54(3): 217-224 (2001)

Are randomized control trial outcomes influenced by the inclusion of a placebo group?: a systematic review of nonsteroidal antiinflammatory drug trials for arthritis treatment
, Journal of Clinical Epidemiology 52(2): 113-122 (1999)

Are randomized controlled trials sufficient evidence to guide clinical practice in type II (non-insulin-dependent) diabetes mellitus?
, Diabetologia 43(1): 125-130 (2000)

Are rapid immunoassays for in vivo detection of toxin A sufficient for diagnostic purposes of Clostridium difficile-associated diseases?
, Anaerobe 6(1): 15-19 (2000)

Are reaching movements planned to be straight and invariant in the extrinsic space? Kinematic comparison between compliant and unconstrained motions
, Quarterly Journal of Experimental Psychology Section A Human Experimental Psychology 52(4): 981-1020 (1999)

Are readily culturable bacteria in coastal North Sea waters suppressed by selective grazing mortality?
, Applied and Environmental Microbiology 69(5): 2624-2630 (2003)

Are reasons for the first use of drugs and family circumstances predictors of future use patterns?
, Addictive Behaviors 27(1): 87-100 (2002)

Are recognition deficits following occipital lobe TMS explained by raised detection thresholds?
, Neuropsychologia 36(11): 1161-1166 (1998)

Are recommendations about routine antenatal care in Australia consistent and evidence-based?
, Medical Journal of Australia 176(6): 255-259 (2002)

Are recovery plans improving with practice?
, Ecological Applications e; 12(3): 641-647 (2002)

Are red algae plants? A critical evaluation of three key molecular data sets
, Journal of Molecular Evolution 52(6): 527-539 (2001)

Are reduced ubiquinones oxygen radical generators?
, Bioorganic Chemistry 26(6): 334-344 (1998)

Are relatives of patients with multiple HNPCC spectrum tumours at increased risk of cancer?
, Gut 43(5): 664-668 (1998)

Are renal cell carcinoma cells able to modulate the cytotoxic effect of tumor infiltrating lymphocytes by secretion of interleukin-6?
, Anticancer Research 19(2c): 1533-1536 (1999)

Are resistance patterns in uropathogens published by microbiological laboratories valid for general practice?
, Apmis: Acta Pathologica Microbiologica et Immunologica Scandinavica 107(7): 676-680 (1999)

Are responses to therapy of metastasized malignant melanoma reflected by decreasing serum values of S100beta or melanoma inhibitory activity (MIA)?
, Melanoma Research 11(3): 291-296 (2001)

Are results of fibrinogen measurements transferable?
, Clinical Chemistry and Laboratory Medicine 41(6): 804-808 (2003)

Are retinal arteriolar abnormalities related to atherosclerosis?: The Atherosclerosis Risk in Communities Study
, Arteriosclerosis Thrombosis and Vascular Biology 20(6): 1644-1650 (2000)

Are rice fields a suitable foraging habitat for Purple Herons during the breeding season?
, Waterbirds 24(3): 450-452 (2001)

Are risk factors for atherothrombotic disease associated with back pain sickness absence? The Whitehall II Study
, Journal of Epidemiology and Community Health 53(4): 197-203 (1999)

Are risk factors for sudden infant death syndrome different at night?
, Archives of Disease in Childhood 87(4): 274-278 (2002)

Are risk factors for suicide universal? A case-control study in India
, Acta Psychiatrica Scandinavica 99(6): 407-411 (1999)

Are risk factors the same for small for gestational age versus other preterm births?
, American Journal of Obstetrics and Gynecology 185(1): 208-215 (2001)

Are roads barriers for bird movements? The case of La Florida Provincial Reserve (Tucuman, Argentina)
, Hornero 15(1): 10-16 (1998)

Are rocky shore ecosystems affected by nutrient-enriched seawater? Some preliminary results from a mesocosm experiment
, Hydrobiologia 15: 167-175 (2002)

Are routine arrhythmia inductions necessary in patients with pectoral implantable cardioverter defibrillators?
, Journal of Cardiovascular Electrophysiology 11(2): 127-135 (2000)

Are routine sensitivity test data suitable for the surveillance of resistance? Resistance rates amongst Escherichia coli from blood and CSF from 1991-1997, as assessed by routine and centralized testing
, Journal of Antimicrobial ChemoTherapy 45(2): 205-211 (2000)

Are rules applied in Pavlovian electrodermal conditioning with humans general or outcome specific?
, Psychophysiology 39(3): 380-387 (2002)

Are ruptured and unruptured aneurysms different?
, Journal of Neurosurgery 97(1): 240; Author Reply 240-1 (2002)

Are rural residents less likely to obtain recommended preventive healthcare services?
, American Journal of Preventive Medicine 21(3): 182-188 (2001)

Are salivary glands cell lines in culture a good model for purinergic receptors in salivary glands?
, Archives of Oral Biology 44(Suppl): S63-S66 (1999)

Are salts toxicants?
, Australasian Journal of Ecotoxicology 8(2): 63-68 (2002)

Are sample sizes usually at least an order of magnitude too low for reliable estimates of leaf asymmetry?
, Journal of Theoretical Biology 211(2): 181-185 (2001)

Are scratchcards addictive? The prevalence of pathological scratchcard gambling among adult scratchcard buyers in the Netherlands
, Addiction 98(6): 725-731 (2003)

Are screening echocardiograms warranted for neonates with meningomyelocele?
, Archives of Pediatrics and Adolescent Medicine 153(12): 1264-1266 (1999)

Are screening serum creatinine levels necessary prior to outpatient CT examinations?
, Radiology 216(2): 481-484 (2000)

Are seagrass growth and survival constrained by the reducing conditions of the sediment?
, Aquatic Botany 65(1-4): 175-197 (1999)

Are seat belt restraints as effective in school age children as in adults? A prospective crash study
, BMJ 324(7346): 1123 (2002)

Are selectins involved in metastasis?
, Clinical and Experimental Metastasis 17(3): 183-192 (1999)

Are selective COX 2 inhibitors superior to traditional NSAIDs? Rofecoxib did not provide unequivocal benefit over traditional NSAIDs
, Bmj 325(7356): 161; Author Reply 161 (2002)

Are selective endothelin A receptor antagonists better than mixed antagonists?
, Journal of Cardiovascular Pharmacology 38(Suppl 2): S43-S46 (2001)

Are self-expanding metal mesh stents useful in the treatment of benign esophageal stenoses and fistulas? An experience of four cases
, American Journal of Gastroenterology 95(8): 1920-1925 (2000)

Are seminal fluid microorganisms of significance or merely contaminants?
, Fertility and Sterility 74(3): 465-470 (2000)

Are separate theories of conditioning and timing necessary?
, Behavioural Processes 44(2): 163-182 (1998)

Are serotonin selective reuptake inhibitors effective in underweight anorexia nervosa?
, International Journal of Eating Disorders 25(1): 11-17 (1999)

Are serum hormones associated with the risk of prostate cancer? Prospective results from the Massachusetts Male Aging Study
, Urology 57(5): 930-935 (2001)

Are serum inhibin concentrations new markers of placental tumours in the course of chemotherapy?
, Human Reproduction 16(11): 2434-2437 (2001)

Are sex and educational level independent predictors of dementia and Alzheimer's disease? Incidence data from the PAQUID project
, Journal of Neurology Neurosurgery and Psychiatry 66(2): 177-183 (1999)

Are sex differences in navigation caused by sexually dimorphic strategies or by differences in the ability to use the strategies?
, Behavioral Neuroscience 116(3): 403-410 (2002)

Are signs and symptoms associated with persistent corneal abrasions in children?
, Archives of Pediatrics and Adolescent Medicine 154(4): 370-374 (2000)

Are sildenafil and theophylline effective in the prevention of high-altitude pulmonary edema?
, Medical Hypotheses 59(2): 223-225 (2002)

Are single mothers in Britain failing to monitor their oral health?
, Postgraduate Medical Journal 78(918): 229-232 (2002)

Are singleton assisted reproductive technology pregnancies at risk of prematurity?
, Journal of Assisted Reproduction and Genetics 18(5): 245-249 (2001)

Are skull dimensions influenced by environmental factors?
, Zeitschrift fuer Morphologie und Anthropologie 82(1): 59-66 (1998)

Are sleep studies worth doing?
, Archives of Disease in Childhood 83(1): 76-81 (2000)

Are small mammals more frequently eaten by Black-headed Gulls Larus ridibundus than hitherto assumed?
, Limosa 72(3): 105-106 (1999)

Are smoking-associated cancers prevented or postponed in women using hormone replacement therapy?
, Obstetrics and Gynecology 102(3): 565-570 (2003)

Are snoring medical students at risk of failing their exams?
, Sleep 22(2): 205-209 (1999)

Are social classes still relevant to analyse sports groupings in "postmodern" society? An analysis referring to P. Bourdieu's theory
, Scandinavian Journal of Medicine and Science in Sports 10(3): 146-155 (2000)

Are social fears and DSM-IV social anxiety disorder associated with smoking and nicotine dependence in adolescents and young adults?
, European Psychiatry: the Journal of the Association of European Psychiatrists 15(1): 67-74 (2000)

Are social-class differences in stature partly genetic? A hypothesis revisited
, American Journal of Human Biology: the Official Journal of the Human Biology Council 12(1): 97-101 (2000)

Are societal judgments being incorporated into the uncertainty factors used in toxicological risk assessment?
, Regulatory Toxicology and Pharmacology: Rtp 29(3): 300-308 (1999)

Are some breast carcinomas polyclonal in origin?
, Journal of Pathology 194(4): 395-397 (2001)

Are some idiopathic epilepsies disorders of ion channels?: A working hypothesis
, Epilepsy Research 41(3): 191-204 (2000)

Are some memory deficits unique to lesions of the mammillary bodies?
, Journal of Clinical and Experimental Neuropsychology 23(4): 490-501 (2001)

Are some patients likely to benefit from recombinant tissue-type plasminogen activator for acute ischemic stroke even beyond 3 hours from symptom onset?
, Stroke 34(2): 464-467 (2003)

Are some progestins genotoxic liver carcinogens?
, Mutation Research 512(2-3): 155-163 (2002)

Are southern California oil and gas platforms essential fish habitat?
, ICES Journal of: S266-S271(Suppl) (2002)

Are sperm motion parameters influenced by varicocele ligation?
, Fertility and Sterility 71(5): 886-890 (1999)

Are spontaneous cerebral microemboli consistent in carotid disease?
, Stroke 33(3): 685-688 (2002)

Are stance ankle plantar flexor muscles necessary to generate propulsive force during human gait initiation?
, Neuroscience Letters 325(2): 139-143 (2002)

Are standard human coagulation tests suitable in pigs and calves during extracorporeal circulation?
, Artificial Organs 25(7): 579-584 (2001)

Are standardized mortality ratios valid for public health data analysis?
, Statistics in Medicine 19(8): 1081-1088 (2000)

Are stimulants overprescribed? Treatment of ADHD in four U.S. communities
, Journal of the American Academy of Child and Adolescent Psychiatry 38(7): 797-804 (1999)

Are stoloniferous plants able to avoid neighbours in response to low R: FR ratios in reflected light?
, Plant Ecology 141(1-2): 59-65 (1999)

Are stress resistance and longevity really linked in normal living conditions?
, Gerontology 48(2): 109-111 (2002)

Are subitizing and counting implemented as separate or functionally overlapping processes?
, Neuroimage 15(2): 435-446 (2002)

Are subjects in pharmacological treatment trials of depression representative of patients in routine clinical practice?
, American Journal of Psychiatry 159(3): 469-473 (2002)

Are subjects satisfied with the informed consent process? A survey of research participants
, Journal of Rheumatology 30(4): 815-824 (2003)

Are subordinates always stressed? A comparative analysis of rank differences in cortisol levels among primates
, Hormones and Behavior 43(1): 67-82 (2003)

Are substance P neurons of the paraventricular nucleus related to the osmotic regulation in the Mongolian gerbil?
, Brain Research 820(1-2): 101-104 (1999)

Are suicide attempters who self-mutilate a unique population?
, American Journal of Psychiatry 158(3): 427-432 (2001)

Are summit metabolism and thermogenic endurance correlated in winter-acclimatized passerine birds?
, Journal of Comparative Physiology. B Biochemical Systemic and Environmental Physiology 171(6): 475-481 (2001)

Are superficial venous thromboses polymorphous?
, Phlebologie 52(1): 41-43 (1999)

Are superoxide and/or hydrogen peroxide responsible for some of the beneficial effects of hyperbaric oxygen therapy?
, Medical Hypotheses 57(6): 764-769 (2001)

Are survival estimates and models obtained by capture-recapture correct? A triple analysis of data with known dates of death
, Bird Study 46(Suppl ): S253-S260 (1999)

Are syn-ligated (bacterio)chlorophyll dimers energetic traps in light-harvesting systems?
, FEBS Letters 545(2-3): 97-102 (2003)

Are syndromes in environmental medicine variants of somatoform disorders?
, Medical Hypotheses 61(4): 419-430 (2003)

Are syndromic fundic gland polyps true neoplasms?
, American Journal of Pathology 159(1): 381-382 (2001)

Are synthesis and folding of proteins overlapping functions of the ribosomal RNA?
, Current Science 77(4): 568-573 (1999)

Are tadpoles of the Illinois chorus frog (Pseudacris streckeri illinoensis) cannibalistic?
, Transactions of the Illinois State Academy of Science 94(3): 171-178 (2001)

Are tau and alpha synuclein filamentous inclusions in neurons and glia analogous to accumulation of myosin/actin filaments in myofiber hypertrophy?
, Medical Hypotheses 60(3): 413-417 (2003)

Are teleomorphs really necessary?: Modelling the potential effects of Muller's Ratchet on deuteromycetous entomopathogenic fungi
, Mycological Research 105(8): 1014-1019 (2001)

Are temporary migrants escapees of the one-child-per-family population policy: A revisit to the detachment hypothesis
, Social Biology 48(1-2): 151-170 (2001)

Are the 'hard' martial arts, such as the Korean martial art, TaeKwon-Do, of benefit to senior citizens?
, Medical Hypotheses 59(4): 485-491 (2002)

Are the 2-isomers of the drug rimantadine active anti-influenza A agents?
, Antiviral Chemistry and ChemoTherapy 14(3): 153-164 (2003)

Are the American College of Cardiology/American Heart Association guidelines for exercise testing for suspected coronary artery disease correct?
, Chest 118(2): 535-541 (2000)

Are the Australian ART results as poor as they appear?
, Journal of Assisted Reproduction and Genetics 16(9): 467-471 (1999)

Are the Duke criteria superior to the Beth Israel criteria for the diagnosis of infective endocarditis in children?
, Clinical Infectious Diseases: An Official Publication of the Infectious Diseases Society of America 27(6): 1451-1456 (1998)

Are the ICF Activity and Participation dimensions distinct?
, Journal of Rehabilitation Medicine 35(3): 145-149 (2003)

Are the Indonesian and western Indian Ocean coelacanths conspecific: A prediction
, Environmental Biology of Fishes 54(4): 453-456 (1999)

Are the Lower Liassic plants of Odrowaz (Poland) burnt?
, Acta Palaeobotanica Suppl (2): 257-265 (1999)

Are the PE-PGRS proteins of Mycobacterium tuberculosis variable surface antigens?
, Molecular Microbiology 44(1): 9-19 (2002)

Are the actively respiring cells (CTC+) those responsible for bacterial production in aquatic environments?
, FEMS Microbiology Ecology 35(2): 171-179 (2001)

Are the after-effects of low-frequency rTMS on motor cortex excitability due to changes in the efficacy of cortical synapses?
, Clinical Neurophysiology: Official Journal of the International Federation of Clinical Neurophysiology 112(11): 2138-2145 (2001)

Are the anti-inflammatory effects of dexamethasone responsible for inhibition of the induction of enzymes involved in prostanoid formation in rat carrageenin-induced pleurisy?
, European Journal of Pharmacology 400(1): 127-135 (2000)

Are the antiarrhythmic - defibrillating effects of D-sotalol due to or despite the prolongation of the action potential duration?
, Life Sciences 65(23): PL 273-PL 279 (1999)

Are the atypical antipsychotic drugs antidepressants?
, Journal of Clinical Psychopharmacology 22(1): 94-95 (2002)

Are the baseline chances of survival comparable between the candidates for kidney transplantation who actually receive a graft and those who never get one?
, Nephrology Dialysis Transplantation: Official Publication of the European Dialysis and Transplant Association - European Renal Association 17(6): 1093-1098 (2002)

Are the children of fathers whose jobs involve contact with many people at an increased risk of leukaemia?
, Occupational and Environmental Medicine 56(7): 438-442 (1999)

Are the curative properties of 'Black Mud' from the Dead Sea due to the presence of bitumen (asphalt) or other types of organic matter?
, Environmental Geochemistry and Health 24(4): 327-335 (2002)

Are the data on trends in case-fatality in patients with acute myocardial infarction observed in Scotland applicable across Europe?
, European Heart Journal 22(12): 979-980 (2001)

Are the effects of T3 on resting metabolic rate in euthyroid rats entirely caused by T3 itself?
, Endocrinology 143(2): 504-510 (2002)

Are the effects of cognitive remediation therapy (CRT) durable? Results from an exploratory trial in schizophrenia
, Schizophrenia Research 61(2-3): 163-174 (2003)

Are the effects of psychosocial exposures attributable to confounding? Evidence from a prospective observational study on psychological stress and mortality
, Journal of Epidemiology and Community Health 55(12): 878-884 (2001)

Are the effects of tamoxifen on the serum lipid profile modified by apolipoprotein E phenotypes?
, Oncology 62(2): 115-120 (2002)

Are the electroencephalograms mainly rhythmic? Assessment of periodicity in wide-band time series
, Neuroscience 121(1): 233-252 (2003)

Are the enzyme immunoassays for antibodies to pneumococcal capsular polysaccharides serotype specific?
, Clinical and Diagnostic Laboratory Immunology 7(3): 468-476 (2000)

Are the estrogen receptors involved in Alzheimer's disease?
, Neuroscience Letters 306(3): 193-197 (2001)

Are the fat more jolly?
, Annals of Behavioral Medicine: a Publication of the Society of Behavioral Medicine 24(3): 169-180 (2002)

Are the fusion processes involved in birth, life and death of the cell depending on tilted insertion of peptides into membranes?
, Journal of Theoretical Biology 198(2): 173-181 (1999)

Are the immediate complications of conisation with the large loop similar to those with the knife?
, Journal of Obstetrics and Gynaecology: the Journal of the Institute of Obstetrics and Gynaecology 20(1): 63-64 (2000)

Are the insects terrestrial crustaceans? A discussion of some new facts and arguments and the proposal of the proper name 'Tetraconata' for the monophyletic unit Crustacea + Hexapoda
, Annales de la Societe Entomologique de France 37(1-2): 85-103 (2001)

Are the insulin-like growth factors relevant to cancer?
, Growth Hormone and Igf Research: Official Journal of the Growth Hormone Research Society and the International Igf Research Society 11(6): 339-345 (2001)

Are the mammalian-like uncoupling proteins 1 and 2 expressed in cold-acclimated Muscovy ducklings?
, Ornis Fennica 76(4): 167-175 (1999)

Are the meiofaunal polychaetes Hesionides arenaria and Stygocapitella subterranea true cosmopolitan species? Results of RAPD-PCR investigations
, Zoologica Scripta 29(1): 17-27 (2000)

Are the molecular strategies that control apoptosis conserved in bacteria?
, Trends in Microbiology 11(7): 306-311 (2003)

Are the motility abnormalities of achalasia reversible? An experimental outflow obstruction in the feline model
, Surgery 125(5): 498-503 (1999)

Are the native giant tortoises from the Seychelles really extinct? A genetic perspective based on mtDNA and microsatellite data
, Molecular Ecology 12(6): 1403-1413 (2003)

Are the neural substrates of memory the final common pathway in posttraumatic stress disorder (PTSD)?
, Journal of Affective Disorders 70(1): 1-17 (2002)

Are the northernmost mangroves of West Africa viable?: A case study in Banc d'Arguin National Park, Mauritania
, Hydrobiologia 458: 241-253, 15 August (2001)

Are the obese at greater risk for depression?
, American Journal of Epidemiology 152(2): 163-170 (2000)

Are the original Roelofs effect and the induced Roelofs effect caused by the same shift in straight ahead?
, Vision Research 42(19): 2279-2285 (2002)

Are the parameters of various stabilization factors estimated from mutant human lysozymes compatible with other proteins?
, Protein Engineering 14(2): 127-134 (2001)

Are the periodic changes of neurophysiological parameters during the pain-free interval in migraine related to abnormal orienting activity?
, Cephalalgia: An International Journal of Headache 20(1): 20-29 (2000)

Are the recent increases in sexual risk behavior among older or younger men who have sex with men? Answer: both
, Aids 17(6): 942-943 (2003)

Are the reductions in triacylglycerol and insulin levels after exercise related?
, Clinical Science 102(2): 223-231 (2002)

Are the referents remembered in temporal bisection?
, Learning and Motivation 33(1): 10-31 (2002)

Are the results obtained in randomized clinical trials on antiemetics sufficiently reproducible in clinical practice?
, American Journal of Clinical Oncology 23(3): 267-272 (2000)

Are the results of randomized controlled trials on anticoagulation in patients with atrial fibrillation generalizable to clinical practice?
, Archives of Internal Medicine 161(11): 1443-1447 (2001)

Are the semicircular canals of the European mole, Talpa europaea, adapted to a subterranean habitat?
, Comparative Biochemistry and Physiology. Part A Molecular and Integrative Physiology 123(2): 173-178 (1999)

Are the states that occlude rubidium obligatory intermediates of the Na(+)/K(+)-ATPase reaction?
, Journal of Biological Chemistry 274(30): 20779-20790 (1999)

Are the strokes in moyamoya syndrome associated with Down syndrome due to protein C deficiency?
, Brain and Development 24(7): 719-722 (2002)

Are the structures of SarA and SarR similar?
, Trends in Microbiology 9(12): 570-573 (2001)

Are the supportive structures of the tardigrade pharynx homologous throughout the entire group?
, Journal of Zoological Systematics and Evolutionary Research ch; 39(1-2): 1-11 (2001)

Are the symptoms of cancer and cancer treatment due to a shared biologic mechanism? A cytokine-immunologic model of cancer symptoms
, Cancer 97(11): 2919-2925 (2003)

Are the taxonomic concepts of agamospermous genera useful for autogamous groups: A critical discussion using the example of Euphrasia (Scrophulariaceae)
, Folia Geobotanica 33(3): 349-352 (1998)

Are the total exchangeable sodium, total exchangeable potassium and total body water the only determinants of the plasma water sodium concentration?
, Nephrology Dialysis Transplantation: Official Publication of the European Dialysis and Transplant Association - European Renal Association 18(7): 1266-1271 (2003)

Are the treatment goals of culturally competent outpatient substance abuse treatment units congruent with their client profile?
, Journal of Substance Abuse Treatment 24(2): 103-113 (2003)

Are the trichomes in corollas of Mutisieae (Asteraceae) really twin hairs?
, Botanical Journal of the Linnean Society 140(4): 427-433 (2002)

Are the two physiological races of Pollicipes polymerus (Cirripedia) genetically divided along the California coast?
, Invertebrate Biology 121(2): 158-162 (2002)

Are therapeutic relationships in psychiatry explained by patients' symptoms? Factors influencing patient ratings
, European Psychiatry: the Journal of the Association of European Psychiatrists 18(5): 220-225 (2003)

Are there CAG repeat expansion-related disorders outside the central nervous system?
, Brain Research Bulletin 56(3-4): 259-264 (2001)

Are there HLA combinations typical supporting for or making resistant against aggressive and/or chronic periodontitis?
, Journal of Periodontal Research 38(5): 508-517 (2003)

Are there acid base changes during transurethral resection of the prostate (TURP)?
, Anesthesia and Analgesia 90(4): 946-950 (2000)

Are there adequate data to assess how well theories of rarity apply to marine invertebrates?
, Biodiversity and Conservation 8(10): 1295-1318 (1999)

Are there age-dependent effects of diet on prostate cancer risk?
, Sozial- und Praeventivmedizin 46(5): 329-334 (2001)

Are there anticipatory segmental adjustments associated with lower limb flexions when balance is poor in humans?
, Neuroscience Letters 279(2): 77-80 (2000)

Are there any disturbances in vestibular organ of children and young adults with Type I diabetes?
, Diabetologia 45(5): 728-734 (2002)

Are there any relationships between the fecundity of bilateral ovaries in an individual patient and the incidence of apoptotic granulosa cells?
, Human Reproduction 14(1): 156-161 (1999)

Are there any sex differences in fatty liver? A study of glucose metabolism and body fat distribution
, Journal of Gastroenterology and Hepatology 15(7): 775-782 (2000)

Are there any spacial distance factors in the tendency to commit suicide by drowning in the canton of Geneva?
, Archiv fuer Kriminologie 202(6): 152-156 (1998)

Are there any subgenomic forms of hepatitis C virus RNA in the liver?
, Digestive and Liver Disease: Official Journal of the Italian Society of Gastroenterology and the Italian Association for the Study of the Liver 33(6): 480-486 (2001)

Are there any substrate preferences in aquatic hyphomycetes?
, Mycological Research 105(9): 1088-1093 (2001)

Are there any unique epidemiological and vascular risk factors for ischaemic strokes that occur in the morning hours?
, European Journal of Neurology 7(2): 179-181 (2000)

Are there any unique valproic acid ingestions?
, Journal of Toxicology Clinical Toxicology 39(4): 421-422 (2001)

Are there biofilm-specific physiological pathways beyond a reasonable doubt?
, Research in Microbiology 154(1): 1-8 (2003)

Are there body size implications for the success of globally introduced land birds?
, Ecography ust; 24(4): 413-420 (2001)

Are there changes in gastric emptying during the menstrual cycle?
, Scandinavian Journal of Gastroenterology 34(8): 772-776 (1999)

Are there cognitive subtypes in adult attention deficit/hyperactivity disorder?
, Journal of Nervous and Mental Disease 186(12): 776-781 (1998)

Are there critical bands in kinesthesia?
, Perception and Psychophysics 61(3): 508-514 (1999)

Are there developmentally distinct motor indicators of pain in preterm infants?
, Early Human Development 72(2): 131-146 (2003)

Are there differences among angiotensin receptor blockers?
, American Journal of Hypertension 12(12 part 3): 231S-235S (1999)

Are there differences between women's and men's antidepressant responses?
, American Journal of Psychiatry 159(11): 1848-1854 (2002)

Are there differences in risk factor profiles and frequency of CT/MRI-based infarcts among African American stroke patients with and without hypertension? A report from the African American Antiplatelet Stroke Prevention Study (AAASPS)
, Journal of the National Medical Association 95(6): 423-432 (2003)

Are there disadvantages to outpatient IVF? Experiences from current practice in Japan
, Human Reproduction 14(8): 1931-1933 (1999)

Are there discrete distal-proximal representations of the index finger and palm in the human somatosensory cortex? A neuromagnetic study
, Clinical Neurophysiology: Official Journal of the International Federation of Clinical Neurophysiology 110(3): 430-437 (1999)

Are there distinctive inflammatory flares after hylan g-f 20 intraarticular injections?
, Journal of Rheumatology 29(12): 2611-2614 (2002)

Are there diurnal rhythms of anxiety?
, Chronobiology International 17(2): 229-231 (2000)

Are there environmental forms of systemic autoimmune diseases?
, Environmental Health Perspectives 107(Suppl): 709-711 (1999)

Are there ethnic differences in sleep architecture?
, American Journal of Human Biology: the Official Journal of the Human Biology Council 14(3): 321-326 (2002)

Are there fine-scale spatial patterns in community similarity among temporary freshwater pools?
, Global Ecology and Biogeography uary; 11(1): 71-78 (2002)

Are there gender and race differences in cellular immunity patterns over age in infected and uninfected children born to HIV-infected women?
, Journal of Acquired Immune Deficiency Syndromes 33(5): 635-641 (2003)

Are there gender differences in DSM-IV personality disorders?
, Comprehensive Psychiatry 43(6): 427-430 (2002)

Are there gender differences in major depression and its response to antidepressants?
, Journal of Affective Disorders 75(3): 223-235 (2003)

Are there gender differences in patients presenting with unstable angina?
, International Journal of Cardiology 72(3): 281-286 (2000)

Are there gender differences in starting protease inhibitors, HAART, and disease progression despite equal access to care?
, Journal of Acquired Immune Deficiency Syndromes 24(5): 475-482 (2000)

Are there gender differences in the temperature profile of mice after acute antidepressant administration and exposure to two animal models of depression?
, Behavioural Brain Research 119(2): 203-211 (2001)

Are there general laws in ecology?
, Oikos 84(2): 177-192 (1999)

Are there generalised spike waves and typical absences in benign rolandic epilepsy?
, Brain and Development 21(6): 390-396 (1999)

Are there geometric determinants of cell area in rabbit and human corneal endothelial cell monolayers?
, Tissue and Cell 30(5): 537-544 (1998)

Are there histopathologic characteristics particular to fulminant hepatic failure caused by human herpesvirus-6 infection? A case report and discussion
, Human Pathology 32(8): 887-889 (2001)

Are there large uncharted regions of tumor suppressor genes?
, Iubmb Life 51(2): 83-85 (2001)

Are there long-term changes in the basal or evoked Fos expression in the dorsal horn of the spinal cord of the mononeuropathic rat?
, Pain 80(1-2): 347-357 (1999)

Are there meaningful differences in blood pressure control with current antihypertensive agents?
, American Journal of Hypertension 15(1 Pt 2): 14s-21s (2002)

Are there molecular grounds to revise the phylogeny and systematics of higher plants?
, Zhurnal Obshchei Biologii 60(3): 245-276 (1999)

Are there more clinically important complications of Helicobacter pylori infection than peptic ulcer disease? A review of current literature
, Journal of gastroenterology 33(Suppl): 48-52 (1998)

Are there more exotropes than esotropes in Hong Kong?
, British Journal of Ophthalmology 86(8): 835-836 (2002)

Are there multiple pathways in the pathogenesis of Huntington's disease?
, Philosophical Transactions of the Royal Society of London. Series B Biological Sciences 354(1386): 995-1003 (1999)

Are there multiple proteolytic pathways contributing to c-Fos, c-Jun and p53 protein degradation in vivo?
, Molecular Biology Reports 26(1-2): 45-51 (1999)

Are there neurologic correlates of in utero cocaine exposure at age 6 years?
, Journal of Pediatrics 138(6): 911-913 (2001)

Are there one million nerve fibres in the human medullary pyramid?
, Okajimas Folia Anatomica Japonica 77(6): 221-224 (2001)

Are there orthographic impairments in phonological dyslexia?
, Cognitive Neuropsychology 18(1): 71-92 (2001)

Are there possibilities for the detection of chronically elevated alcohol consumption by hair analysis? A report about the state of investigation
, Forensic Science International 107(1-3): 201-223 (2000)

Are there predictable clines in plant-pollinator interactions along altitudinal gradients? The example of Cytisus scoparius (L.) Link in the Sierra de Guadarrama (Central Spain)
, Diversity and Distributions 8(6): 365-371 (2002)

Are there predictive factors for long-term outcome after withdrawal in drug-induced chronic daily headache?
, Cephalalgia: An International Journal of Headache 21(6): 691-696 (2001)

Are there proliferating neuronal precursors in adult rat dorsal root ganglia?
, Neuroscience Letters 281(1): 69-71 (2000)

Are there protective enzymatic pathways to regulate high local nitric oxide (NO) concentrations in cells under stress conditions?
, Biochimie 82(2): 161-166 (2000)

Are there really few piscivorous fishes in shallow estuarine habitats?
, Marine Ecology Progress Series 222: 279-290 (2001)

Are there really no evolutionarily stable strategies in the iterated prisoner's dilemma?
, Journal of Theoretical Biology 214(2): 155-169 (2002)

Are there regional variations in the diagnosis, surveillance, and control of methicillin-resistant Staphylococcus aureus?
, Infection Control and Hospital Epidemiology 24(5): 334-341 (2003)

Are there reliable pre- or intra-operative criteria to prevent laparoscopic surgery on early ovarian carcinoma or borderline tumors?
, Geburtshilfe und Frauenheilkunde 59(1): 1-4 (1999)

Are there separate first-order and second-order mechanisms for orientation discrimination?
, Vision Research 40(13): 1751-1763 (2000)

Are there sex differences in risk factors for coronary heart disease? Maternal versus paternal transmission
, Heart 89(8): 817-818 (2003)

Are there sex differences in the brain basis of literacy related skills? Evidence from reading and spelling impairments after early unilateral brain damage
, Neuropsychologia 39(13): 1485-1488 (2001)

Are there sex-specific differences in ventricular repolarization or in drug-induced early afterdepolarizations in isolated rabbit purkinje fibers?
, Journal of Cardiovascular Pharmacology 36(1): 132-139 (2000)

Are there simple measures to reduce the risk of HIV infection through blood transfusion in a Zambian district hospital?
, Tropical Medicine and International Health: Tm and Ih 5(9): 668-673 (2000)

Are there site-specific differences among extranodal aggressive B-cell neoplasms?
, American Journal of Clinical Pathology 111(1 Suppl 1): S144-S150 (1999)

Are there site-specific differences among the MALT lymphomas--morphologic, clinical?
, American Journal of Clinical Pathology 111(1 Suppl 1): S133-S143 (1999)

Are there specific haemostatic abnormalities in children surviving septic shock with purpura and having skin necrosis or limb ischaemia that need skin grafts or limb amputations?
, European Journal of Pediatrics 158(2): 127-132 (1999)

Are there still indications for treatment of chronic heart failure with digitalis?
, DMW Deutsche Medizinische Wochenschrift 124(Suppl 2): S32-S36 (1999)

Are there sub-types of attentional deficits in patients with persisting post-concussive symptoms? A cluster analytical study
, Brain Injury 17(2): 131-148 (2003)

Are there systemic changes in the arterial biomechanics of intracranial aneurysm patients?
, Pflugers Archiv: European Journal of Physiology 439(5): 573-578 (2000)

Are there teratogenic risks associated with antidotes used in the acute management of poisoned pregnant women?
, Birth Defects Research. Part A Clinical and Molecular Teratology 67(2): 133-140 (2003)

Are there thermoregulatory constraints on the timing of pupping for harbour seals?
, Canadian Journal of Zoology 76(12): 2245-2254 (1998)

Are there three types of superoxide dismutase: Fe-, Mn- and Cu/ZnSOD in the strains Yersinia enterocolitica 03 and 08?
, Dokladi na B"lgarskata Akademiya na Naukite 56(1): 89-92 (2003)

Are there time and cost savings by using telemanagement for patients on intensified insulin therapy? A randomised, controlled trial
, Computer Methods and Programs in Biomedicine 69(2): 137-146 (2002 )

Are there two sides to colorectal cancer?
, International Journal of Cancer 101(5): 403-408 (2002)

Are there two species of pygmy shrews (Sorex)? Revisiting the question using DNA sequence data
, Canadian Field-Naturalist 117(1): 82-88 (2003)

Are there two types of malnutrition in chronic renal failure? Evidence for relationships between malnutrition, inflammation and atherosclerosis (MIA syndrome)
, Nephrology Dialysis Transplantation: Official Publication of the European Dialysis and Transplant Association - European Renal Association 15(7): 953-960 (2000)

Are there vascular density gradients along myocardial laser channels?
, Annals of Thoracic Surgery 68(1): 125-9; discussion 130 (1999)

Are third positions really that bad? A test using vertebrate cytochrome b
, Cladistics 15(2): 191-197 (1999)

Are thyroid function tests too frequently and inappropriately requested?
, Journal of Endocrinological Investigation 22(3): 184-190 (1999)

Are today's Jewish priests descended from the old ones?
, Homo 51(2-3): 156-162 (2000)

Are too many breast cancers missed at assessment?
, Breast 9(4): 201-207 (2000)

Are topoisomerase II inhibitor-induced micronuclei in vitro a predictive marker for the compounds' ability to cause secondary leukemias after treatment?
, Toxicology Letters 104(1-2): 103-110 (1999)

Are transitions in human gait determined by mechanical, kinetic or energetic factors?
, Human Movement Science 21(5-6): 785-805 (2002)

Are trends in HIV, gonorrhoea, and syphilis worsening in western Europe?
, Bmj 324(7349): 1324-1327 (2002)

Are trigger sequences essential in the folding of two-stranded alpha-helical coiled-coils?
, Journal of Molecular Biology 306(3): 539-553 (2001)

Are triphalangeal thumb-polysyndactyly syndrome (TPTPS) and tibial hemimelia-polysyndactyly-triphalangeal thumb syndrome (THPTTS) identical? A father with TPTPS and his daughter with THPTTS in a Thai family
, American Journal of Medical Genetics 93(2): 126-131 (2000)

Are tropical forests an important carbon sink?: Reanalysis of the long-term plot data
, Ecological Applications 12(1): 3-7 (2002)

Are tropical highland frog calls cold-adapted? The case of the andean frog Hyla labialis
, Biotropica 34(2): 281-288 (2002)

Are tropical lowlands a marginal habitat for macrolichens? Evidence from a field study with Parmotrema endosulphureum in Panama
, Flora (Jena) 198(1): 71-77 (2003)

Are trout populations affected by reach-scale stream slope?
, Canadian Journal of Fisheries and Aquatic Sciences 57(2): 468-477 (2000)

Are tryptophan and 5-hydroxytryptophan effective treatments for depression? A meta-analysis
, Australian and New Zealand Journal of Psychiatry 36(4): 488-491 (2002)

Are tutorials beneficial in a university general chemistry program?
, Journal of the Pennsylvania Academy of Science 75(2-3): 72-76 (2001)

Are twelve days of omeprazole, amoxicillin and clarithromycin better than six days for treating H. pylori infection in peptic ulcer and in non-ulcer dyspepsia?
, Hepato-Gastroenterology 48(41): 1383-1388 (2001)

Are two heads better than one?
, Journal of Neurology Neurosurgery and Psychiatry 71(2): 147 (2001)

Are two really better than one? Empirical examination of repeat blood pressure measurements and stroke risk in the Renfrew/Paisley and collaborative studies
, Stroke 32(11): 2697-2699 (2001)

Are ulcers a marker for invasive carcinoma in Barrett's esophagus? Data from a diagnostic variability study with clinical follow-up
, American Journal of Gastroenterology 97(1): 27-31 (2002)

Are ultra-slow isoperiodic oscillations in rat intergeniculate leaflet neurons dependent on reciprocal connection with its contralaterally located counterpart?
, Neuroscience Letters 330(3): 243-246 (2002)

Are uraemic children immunologically compromised?
, Nephron 88(4): 379-381 (2001)

Are urban bird communities influenced by the bird diversity of adjacent landscapes?
, Journal of Applied Ecology ober; 38(5): 1122-1134 (2001)

Are urea and creatinine uremic toxins in the rat?
, Renal Failure 23(1): 53-59 (2001)

Are urodynamic tests useful tools for the initial conservative management of non-neurogenic urinary incontinence? A review of the literature
, European Urology 43(1): 63-69 (2003)

Are useful the food handling hygiene courses?
, Alimentaria 36(303): 19-21 (1999)

Are vacations good for your health? The 9-year mortality experience after the multiple risk factor intervention trial
, Psychosomatic Medicine 62(5): 608-612 (2000)

Are vagal efferents involved in the fever response to intraperitoneal lipopolysaccharide?
, Journal of Thermal Biology 25(1-2): 65-70 (2000)

Are vegetation indices useful in the Arctic?
, Polar Record 34(191): 333-336 (1998)

Are vertical distribution patterns of scleractinian corals maintained by pre- or post-settlement processes? A case study of three contrasting species
, Marine Ecology Progress Series 198: 109-119 (2000)

Are very low birth weight infants born at high altitude at greater risk for adverse outcomes?
, Journal of Pediatrics 139(5): 669-672 (2001)

Are veterans seeking Veterans Affairs' primary care as healthy as those seeking Department of Defense primary care? A look at Gulf War veterans' symptoms and functional status
, Psychosomatic Medicine 64(4): 676-683 (2002)

Are viral infections the cause of leukocytospermia?
, Andrologia 34(2): 87-90 (2002)

Are viviparity and egg-guarding evolutionarily labile in squamates?
, Herpetologica 55(4): 556-573 (1999)

Are volatile unsaturated aldehydes from diatoms the main line of chemical defence against copepods?
, ine Ecology Progress Series ember 18; 245: 33-45 (2002)

Are voluntary muscle activation deficits in older adults meaningful?
, Muscle and Nerve 27(1): 99-101 (2003)