ZIM, Hasnat Zaman; BAR, Debashish; SARKER, Ashok Kumar; SULTANA, Salma. Early Outcome of Open versus Closed Lateral Internal Anal Sphincterotomy in the Treatment of Chronic Anal Fissure. Journal of Surgical Sciences, [S. l.], v. 22, n. 1, p. 52–57, 2020. DOI: 10.3329/jss.v22i1.44027. Disponível em: https://www.banglajol.info/index.php/JSS/article/view/44027. Acesso em: 9 sep. 2025.