Frequency of Extended-spectrum <i>β</i>-lactamase (ESBL) and AmpC <i>β</i>-lactamase Genes in <i>Escherichia coli</i> and <i>Klebsiella pneumoniae</i> over a Three-year Period in a University Hospital in Korea

Abstract

In this study, the most common types of class A ESBLs identified were CTX-M-15-like in E. coli and SHV-12-like in K. pneumoniae.