VELANI, Y. V.; VELANI, A. P. Comparison between lateral sphincterometry and Lord’s operation in treatment of anal fissure. International Surgery Journal, [S. l.], v. 6, n. 4, p. 1356–1359, 2019. DOI: 10.18203/2349-2902.isj20191277. Disponível em: https://www.ijsurgery.com/index.php/isj/article/view/4001. Acesso em: 20 feb. 2026.