Gupta A, Gupta JK, Jhobta RS, Mahajan A. Comparison between single incision laparoscopic cholecystectomy using conventional laparoscopic instruments vs. four port laparoscopic cholecystectomy in patients of symptomatic cholelithiasis: a prospective randomised study. Int Surg J [Internet]. 2023 Jul. 28 [cited 2026 Feb. 20];10(8):1325-31. Available from: https://www.ijsurgery.com/index.php/isj/article/view/9772