Paliwal P, Huda T, Anand K, Shivani M, Mishra N. A prospective observational study: combined irrigation of bupivacaine at the gallbladder fossa with infiltration at port site for postoperative pain relief after laparoscopic cholecystectomy. Int Surg J [Internet]. 2020 Sep. 23 [cited 2025 Oct. 17];7(10):3340-3. Available from: https://www.ijsurgery.com/index.php/isj/article/view/6408