Prevalence and distribution of ampc beta-lactamase producing escherichia coli and klebsiella pneumoniae isolates obtained from urine samples at a tertiary care hospital in the cari... oleh Camille-Ann Thoms Rodriguez, Camille-Ann Thoms Rodriguez, Felecia Dawson, Jenene Cameron, Christine Seah, Marvin Reid, Roberto G. Melano, Roberto G. Melano, Maxine Gossell-Williams