title: RBE and OER determinations for radium and californium 252.
mesh_terms: D000818:Animals; D002142:Californium; D002478:Cells, Cultured / Q000528:radiation effects; D006224:Cricetinae; D004307:Dose-Response Relationship, Radiation; D004622:Embryo, Mammalian; D009502:Neutrons; D010100:Oxygen; D011830:Radiation Effects; D011879:Radiotherapy Dosage; D011883:Radium
chemical_list: D002142:Californium; D010100:Oxygen; D011883:Radium