Population heterogeneity of Salmonella enterica serotype Typhimurium resulting from phase variation of the lpf operon in vitro and in vivo.
Kingsley RA, Weening EH, Keestra AM, B?umler AJ. Population heterogeneity of Salmonella enterica serotype Typhimurium resulting from phase variation of the lpf operon in vitro and in vivo. J Bacteriol. 2002 May; 184(9):2352-9.