Bovine tuberculosis--Pennsylvania.
D000818:Animals; D002417:Cattle; D004196:Disease Outbreaks / Q000662:veterinary*; D005260:Female; D010414:Pennsylvania / Q000453:epidemiology; D014373:Tuberculin; D014380:Tuberculosis, Bovine / Q000453:epidemiology* / Q000517:prevention & control / Q000635:transmission
D014373:Tuberculin