[Role of saprophytic mycobacteria in the appearance of the tuberculin reaction in cattle].
D000818:Animals; D002417:Cattle / Q000382:microbiology*; D005189:False Positive Reactions; D009161:Mycobacterium / Q000472:pathogenicity*; D014374:Tuberculin Test / Q000662:veterinary*; D014380:Tuberculosis, Bovine / Q000175:diagnosis*
Do pytannia pro rol' mikobakteriĭ-saprofitiv v poiavi tuberkulinovykh reaktsiĭ u velyko rohatoï khudoby