Progress in studies on the etiology and serologic diagnosis of enzootic bovine leukosis.
D000818:Animals; D002417:Cattle; D002418:Cattle Diseases / Q000175:diagnosis / Q000209:etiology; D003937:Diagnosis, Differential; D007938:Leukemia / Q000175:diagnosis / Q000209:etiology / Q000662:veterinary*; D001909:Leukemia Virus, Bovine / Q000254:growth & development / Q000648:ultrastructure; D011446:Prospective Studies; D012190:Retroviridae / Q000254:growth & development / Q000648:ultrastructure; D012698:Serologic Tests; D014776:Virus Cultivation