A retrospective study on the relationships of vaccination status of reactor animals, management practices at calving and herd size to eradicating brucellosis in 79 dairy herds.
D000822:Animal Husbandry; D000818:Animals; D002007:Brucellosis, Bovine / Q000517:prevention & control*; D002140:California; D002417:Cattle; D012189:Retrospective Studies; D014611:Vaccination / Q000662:veterinary*