title: Studies on repeated vaccination of cattle with Brucella abortus strain 19.  III.  The response of vaccinated and revaccinated cattle to conjunctival exposure with a virulent strain of Brucella abortus during the third gestation period.
authors.forename: D T
authors.initials: DT
authors.lastname: BERMAN
authors.forename: B A
authors.initials: BA
authors.lastname: BEACH
authors.forename: M R
authors.initials: MR
authors.lastname: IRWIN
mesh_terms: D000818:Animals; D002003:Brucella abortus; D002006:Brucellosis / Q000517:prevention & control*; D002417:Cattle; D007117:Immunization, Secondary; D014611:Vaccination