Comparison of Effectiveness of Topical and Oral Metronidazole for Reducing Postoperative Pain after Hemorrhoidectomy. Medical Forum Monthly, [S. l.], v. 31, n. 10, 2020. Disponível em: https://medicalforummonthly.com/index.php/mfm/article/view/2546.. Acesso em: 16 apr. 2026.