Mutant prevention concentrations for single-step fluoroquinolone-resistant mutants of wild-type, efflux-positive, or ParC or GyrA mutation-containing Streptococcus pneumoniae isolates - Smith,H.J.; Walters,M.; Hisanaga,T.; Zhanel,G.G.; Hoban,D.J. (Antimicrob Agents Chemother, 2004)