KAD, A. M.; AKHTAR, M.; SONARKAR, R.; SAXENA, D.; KUMAR, K.; KESWANI, S. A comparison of segmental internal sphincterotomy versus lateral internal sphincterotomy in management of chronic fissure in ano. International Surgery Journal, [S. l.], v. 4, n. 9, p. 3044–3048, 2017. DOI: 10.18203/2349-2902.isj20173884. Disponível em: https://www.ijsurgery.com/index.php/isj/article/view/1738. Acesso em: 24 oct. 2025.