title: Biological and physical properties of a leukemogenic agent of a new type of viral murine leukemia.
mesh_terms: D000818:Animals; D003036:Cobalt Isotopes; D009052:Leukemia Virus, Murine / Q000302:isolation & purification* / Q000528:radiation effects; D007942:Leukemia, Experimental / Q000382:microbiology*; D051379:Mice; D008854:Microscopy, Electron; D011830:Radiation Effects
chemical_list: D003036:Cobalt Isotopes