The relative biological effectiveness of 138-Mev protons as compared to cobalt-60 gamma radiation.
D000818:Animals; D003036:Cobalt Isotopes; D004064:Digestive System / Q000528:radiation effects; D051379:Mice; D009026:Mortality; D011522:Protons; D011833:Radiation Injuries, Experimental; D011874:Radiometry
D003036:Cobalt Isotopes; D011522:Protons