Mohammed Hassan, RashaNafi Hammad, Mohammed2017-09-122017-09-122017-09-01http://hdl.handle.net/123456789/5145Background: Resistance to broad-spectrum β-lactams, mediated by extended-spectrum β lactamase enzymes (ESBL)Prevalence and Antimicrobial Susceptibility Pattern of Extended Spectrum β-Lactamases Producing Escherichia coli, Klebsiella pneumoniae and Proteus mirabilis in Khartoum Sudan