PARTHA PRATIM MANDAL; SHIVAJI MANDAL; DEBAYAN CHOWDHURY. A comparative study of the outcome of unilateral versus bilateral internal anal sphincterotomy in treatment of chronic anal fissure. Asian Journal of Medical Sciences, [S. l.], v. 15, n. 9, p. 188–192, 2024. DOI: 10.71152/ajms.v15i9.3759. Disponível em: https://ajmsjournal.info/index.php/AJMS/article/view/3759. Acesso em: 21 jun. 2025.