Bunkar SK, Yadav S, Singh A, Agarwal K, Sharma P, Sharma AC. Factors predicting difficult laparoscopic cholecystectomy: a single institution experience. Int Surg J [Internet]. 2017 Apr. 22 [cited 2025 Nov. 10];4(5):1743-7. Available from: https://www.ijsurgery.com/index.php/isj/article/view/1162