[Problems in the diagnosis of leukemias in cattle].
D000818:Animals; D002417:Cattle; D002418:Cattle Diseases / Q000097:blood / Q000175:diagnosis*; D007938:Leukemia / Q000097:blood / Q000175:diagnosis / Q000662:veterinary*
Problemy diagnostiki leĭkozov krupnogo rogatogo skota.