KAUSHAL, M.; SHUKLA, A.; P., K.; SHIVAPRASAD, Y. H. Zinc oxide, lidocaine, and lateral internal sphincterotomy for fissure-in-ano: a comparative study. International Surgery Journal, [S. l.], v. 9, n. 6, p. 1146–1150, 2022. DOI: 10.18203/2349-2902.isj20221326. Disponível em: https://www.ijsurgery.com/index.php/isj/article/view/8856. Acesso em: 22 feb. 2026.