A Comparative Study of Post-Operative Pain at Port-Site After Gallbladder Retrieval From Umbilical Ports Versus Epigastric Ports in Laparoscopic Cholecystectomy . Medical Forum Monthly, [S. l.], v. 35, n. 9, 2024. Disponível em: https://medicalforummonthly.com/index.php/mfm/article/view/5019.. Acesso em: 26 dec. 2025.