AMMANAGI, A. S.; MATHEW, T. A comparative study of sclerotherapy and rubber band ligation versus open hemorrhoidectomy in second degree hemorrhoids. International Surgery Journal, [S. l.], v. 6, n. 5, p. 1545–1548, 2019. DOI: 10.18203/2349-2902.isj20191536. Disponível em: https://www.ijsurgery.com/index.php/isj/article/view/4382. Acesso em: 20 feb. 2026.