TB breakdowns in closed herds.
Biggs
Andrew
A
D000818:Animals; D002417:Cattle; D003937:Diagnosis, Differential; D005188:False Negative Reactions; D005260:Female; D007428:Intradermal Tests / Q000662:veterinary*; D014380:Tuberculosis, Bovine / Q000175:diagnosis* / Q000473:pathology