title: Immune responses and protection against experimental Brucella suis biovar 1 challenge in nonvaccinated or B. abortus strain RB51-vaccinated cattle.
authors.affiliation: Infectious Bacterial Diseases of Livestock Research Unit, National Animal Disease Center, USDA, ARS, 1920 Daytona Ave., Ames, IA 50010, USA. steven.olsen@ars.usda.gov
authors.forename: S C
authors.initials: SC
authors.lastname: Olsen
authors.forename: S G
authors.initials: SG
authors.lastname: Hennager