Evidence for the viral etiology of leukemia in the domestic mammals.
D000818:Animals; D002371:Cat Diseases / Q000209:etiology; D002415:Cats; D002417:Cattle; D002418:Cattle Diseases / Q000209:etiology; D004283:Dog Diseases / Q000209:etiology; D004285:Dogs; D004813:Epidemiology; D007938:Leukemia / Q000662:veterinary*; D008228:Lymphoma, Non-Hodgkin / Q000503:physiopathology; D012515:Mast-Cell Sarcoma / Q000662:veterinary; D051379:Mice; D011201:Poultry Diseases / Q000209:etiology; D012190:Retroviridae / Q000302:isolation & purification / Q000472:pathogenicity*; D013552:Swine; D013553:Swine Diseases / Q000209:etiology