Pandove, Paras K., Nitish Arora, Arun Garg, Lovelesh Pandove, and Ashwani Kumar. “Intraperitoneal Instillation of Bupivacaine in Gallbladder Fossa and at Trocar Sites in Reduction of Postoperative Pain After Laparoscopic Cholecystectomy: A Prospective Randomized Controlled Double Blind Trial”. International Surgery Journal 4, no. 4 (March 25, 2017): 1204–1208. Accessed November 10, 2025. https://www.ijsurgery.com/index.php/isj/article/view/915.