| occurrence and transferability of beta-lactam resistance in enterobacteriaceae isolated in children's university hospital in bratislava. | occurrence and transferability of beta-lactam resistance in 30 multi-resistant escherichia coli, klebsiella spp., enterobacter spp., pantoea agglomerans, citrobacter freundii and serratia marcescens strains isolated from children between 0 and 3 years of age is presented. the strains were resistant to ampicillin (30), cefoxitin (22), cefotaxime (30), ceftriaxone (30), ceftazidime (30) and aztreonam (28), but susceptible to cefepime (30) and imipenem (26). twenty-eight of 30 isolates possessed a ... | 2001 | 11830947 |