prevalence and antimicrobial resistance of extended-spectrum beta-lactamases-producing escherichia coli and klebsiella pneumoniae strains isolated in a university hospital in split, croatia. | the prevalence of escherichia coli and klebsiella pneumoniae that produce extended-spectrum b-lactamases (esbl) was investigated in patients of a university hospital in split, croatia. patients were grouped according to age (pediatric vs. adult), antibiotic type, and hospital ward. from jan. 2001 to dec. 2002, the susceptibility of e. coli and k. pneumoniae isolates to antimicrobials was tested. esbl production was assayed using the double-disk synergy test. esbl-producing e. coli and k. pneumon ... | 2005 | 16052460 |