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Three kinds of PMQR determinants (qnr genes, aac(6’)‐Ib‐cr, and qepA) have been discovered and shown to be widely distributed among clinical isolates. To characterize the prevalence of PMQR determinants in ESBL or AmpC‐producing E. coli clinical isolates in Chinese children, a total of 292 ESBL or AmpC‐producing E. coli clinical isolates collected from five children's hospitals in China from 2005...
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