title: Studies on the relationship of RNA viruses to the origin of animal and human neoplasia--a unifying concept.
mesh_terms: D000818:Animals; D002415:Cats; D006224:Cricetinae; D004285:Dogs; D006801:Humans; D051379:Mice; D009369:Neoplasms / Q000209:etiology*; D009858:Oncogenic Viruses; D012328:RNA Viruses; D051381:Rats