Radiation lethality in the opossum.
D000818:Animals; D003037:Cobalt Radioisotopes; D004307:Dose-Response Relationship, Radiation; D005720:Gamma Rays; D008297:Male; D009893:Opossums; D011833:Radiation Injuries, Experimental / Q000401:mortality*
D003037:Cobalt Radioisotopes