1. Oral enteric bacterial vaccines;Anonymus;WHO Techn. Rep. Ser. Nr.,1972
2. Evidence for related virulence sequences in plasmids of Salmonella dublin and Salmonella typhimurium;Baird;J. Gen. Microbiol.,1985
3. The association between a large molecular mass plasmid and virulence in a strain of Salmonella pullorum;Barrow;J. Gen. Microbiol.,1988
4. Contribution of Salmonella gallinarum large plasmid toward virulence in fowl typhoid;Barrow;Infect. Immun.,1987
5. Physical and genetic mapping of the Salmonella dublin virulence plasmid pSDL2. Relationship to plasmids from other Salmonella strains;Beninger;J. Clin. Invest.,1988