Mahabub, Md, Md Mahbubur Rahman, Md Tanvirul Islam, and Selina Sultana. “A Comparison Between the Results of Open Versus Closed Lateral Internal Sphincterotomy in the Surgical Management of Chronic Anal Fissure”. BIRDEM Medical Journal 8, no. 3 (September 10, 2018): 235–239. Accessed April 16, 2024. https://banglajol.info/index.php/BIRDEM/article/view/38130.