Resistance of cattle to Brucella abortus following vaccination at two and three months of age.
D000372:Agglutination Tests; D000375:Aging; D000818:Animals; D000917:Antibody Formation; D002004:Brucella Vaccine / Q000008:administration & dosage*; D002007:Brucellosis, Bovine / Q000517:prevention & control*; D002417:Cattle; D005260:Female; D011247:Pregnancy; D014611:Vaccination / Q000662:veterinary
D002004:Brucella Vaccine