title: Tumor viruses and human cancer. Leukemia and RNA tumor viruses.
mesh_terms: D000818:Animals; D000835:Animals, Wild; D006801:Humans; D007938:Leukemia / Q000382:microbiology* / Q000662:veterinary; D012190:Retroviridae / Q000302:isolation & purification*; D014777:Virus Diseases / Q000150:complications