title: The relative biological effectiveness of Californium 252 on acute mammalian lethality.
mesh_terms: D000818:Animals; D002142:Californium / Q000009:adverse effects*; D003036:Cobalt Isotopes / Q000009:adverse effects; D005260:Female; D007928:Lethal Dose 50; D008297:Male; D051379:Mice; D008815:Mice, Inbred Strains; D011829:Radiation Dosage; D011833:Radiation Injuries, Experimental / Q000401:mortality*; D011883:Radium / Q000009:adverse effects; D013997:Time Factors
chemical_list: D003036:Cobalt Isotopes; D002142:Californium; D011883:Radium