title: Current problems on murine RNA type C viruses and their implications for studies on putative human leukemia viruses.
mesh_terms: D000818:Animals; D001402:B-Lymphocytes; D006801:Humans; D051379:Mice; D012328:RNA Viruses; D012190:Retroviridae; D013045:Species Specificity; D013601:T-Lymphocytes; D014762:Viral Interference