“A Comparative Study of Post-Operative Pain at Port-Site After Gallbladder Retrieval From Umbilical Ports Versus Epigastric Ports in Laparoscopic Cholecystectomy ”, mfm, vol. 35, no. 9, Sep. 2024, Accessed: Dec. 26, 2025. [Online]. Available: https://medicalforummonthly.com/index.php/mfm/article/view/5019