DETERMINATION OF EXTENDED SPECTRUM BETA-LACTAMASE FREQUENCY OF KLEBSIELLA PNEUMONIAE STRAINS ISOLATED FROM URINARY TRACT INFECTIONS AND TYPING WITH ISOELECTRIC FOCUSING METHOD
DETERMINATION OF EXTENDED SPECTRUM BETA-LACTAMASE FREQUENCY OF KLEBSIELLA PNEUMONIAE STRAINS ISOLATED FROM URINARY TRACT INFECTIONS AND TYPING WITH ISOELECTRIC FOCUSING METHOD