Islam, S. S., M. A. Malek, A. F. Haque, K. A. Talukder, and M. Z. Akhter. “Beta Lactamase Genes of Extended Spectrum Beta Lactamase Producing Escherichia Coli from Anorectal Sepsis Cases in Bangladesh”. Bangladesh Journal of Microbiology, vol. 30, no. 1-2, June 2016, pp. 23-29, doi:10.3329/bjm.v30i1-2.28449.