title: Studies on the biologic relationship of some murine leukemia viruses.
mesh_terms: D000818:Animals; D005622:Friend murine leukemia virus; D009052:Leukemia Virus, Murine; D007942:Leukemia, Experimental; D007945:Leukemia, Lymphoid; D051379:Mice; D008979:Moloney murine leukemia virus; D011925:Rauscher Virus; D014762:Viral Interference