[On epidemiological significance in cattle of the migration of Br. melitensis (according to data of the Stavropol'sk Region)].
D000818:Animals; D002006:Brucellosis; D002007:Brucellosis, Bovine / Q000453:epidemiology*; D002417:Cattle; D002418:Cattle Diseases
BRUCELLOSIS, BOVINE/epidemiology; CATTLE/diseases