Metabolic profiles of male meat eaters, fish eaters, vegetarians, and vegans from the EPIC-Oxford cohort Schmidt, J.A.; Rinaldi, S.; Ferrari, P.; Carayol, M.; Achaintre, D.; Scalbert, A.; Cross, A.J.; Gunter, M.J.; Fensom, G.K.; Appleby, P.N.; Key, T.J.; Travis, R.C. American Journal of Clinical Nutrition 102(6): 1518-1526 2015 https://eurekamag.com/research/058/298/058298448.php