title: Radiobiological background for use of  252 Cf sources--the data available at present.
mesh_terms: D000818:Animals; D002142:Californium / Q000627:therapeutic use*; D002455:Cell Division / Q000528:radiation effects; D002470:Cell Survival / Q000528:radiation effects; D002478:Cells, Cultured / Q000528:radiation effects; D006224:Cricetinae; D005214:Fast Neutrons; D006801:Humans; D000860:Hypoxia; D007583:Jejunum / Q000528:radiation effects; D007942:Leukemia, Experimental / Q000532:radiotherapy; D051379:Mice; D011830:Radiation Effects; D012867:Skin / Q000528:radiation effects; D013552:Swine
chemical_list: D002142:Californium