Concern about the sudden withdrawal of brucellosis testing.
D000827:Animal Welfare; D000818:Animals; D002007:Brucellosis, Bovine / Q000175:diagnosis* / Q000453:epidemiology; D002417:Cattle; D006801:Humans; D007886:Legislation, Veterinary; D018571:Sentinel Surveillance / Q000662:veterinary; D014730:Veterinary Medicine / Q000379:methods*