@article{005664825, title = "Increased radioresistance of cells in cultured multicell spheroids. I. Dependence on cellular interaction", author = "Dertinger, H. and Hülser, D.", year = "1981", journal = "Radiation and Environmental Biophysics", volume = "19", number = "2", pages = "101-107", issn = "0301-634X", url = "https://eurekamag.com/research/005/664/005664825.php" }