Physiology, pathogenicity and immunogenicity of lon and/or cpxR deleted mutants of Salmonella Gallinarum as vaccine candidates for fowl typhoidKiku Matsuda, Atul A. Chaudhari, Sam Woong Kim, Kyeong Min Lee and John Hwa LeeVet. Res., 41 5 (2010) 59DOI: https://doi.org/10.1051/vetres/2010031