Liu et al., 2008: Liu T, König R, Sha J, Agar SL, Tseng CT, Klimpel GR, Chopra AK. Immunological responses against Salmonella enterica serovar Typhimurium Braun lipoprotein and lipid A mutant strains in Swiss-Webster mice: potential use as live-attenuated vaccines. Microbial pathogenesis. 2008; 44(3); 224-237. [PubMed: 17997275].