1. Biological properties of RB51; a stable rough strain of Brucella abortus;Schurig;Vet. Microbiol.,1991
2. Bacterial survival, lymph node changes, and immunologic responses of cattle vaccinated with standard and mutant strains of Brucella abortus;Cheville;Am. J. Vet. Res.,1992
3. Safety and immunogenicity of Brucella abortus strain RB51 vaccine in pregnant cattle;Palmer;Am. J. Vet. Res.,1997
4. Cutaneous delayed hypersensitivity reactions of cattle vaccinated with mutant strains of Brucella abortus, using brucellins prepared from various brucellar strains;Cheville;Am. J. Vet. Res.,1994