The vaccination of pregnant cattle with strain 19 Br. abortus vaccine during an outbreak of brucellosis in a dairy herd.
D000031:Abortion, Septic; D000034:Abortion, Veterinary; D000818:Animals; D002006:Brucellosis; D002417:Cattle; D004196:Disease Outbreaks; D005260:Female; D011247:Pregnancy; D014611:Vaccination
CATTLE; INFECTIOUS ABORTION