ISLAM, MB et al. Frequency and Antimicrobial Sensitivity Pattern of Extended Spectrum β-Lactamases Producing Escherichia coli and Klebsiella pneumoniae Isolated from urine at a Tertiary Care Hospital. Journal of Shaheed Suhrawardy Medical College, [S. l.], v. 4, n. 1, p. 22–25, 2012. DOI: 10.3329/jssmc.v4i1.11999. Disponível em: https://banglajol.info/index.php/JSSMC/article/view/11999. Acesso em: 11 sep. 2025.