“Validation of A Preoperative Scoring System to Predict Difficult Laparoscopic Cholecystectomy: A Nepalese Perspective”, J. Lumbini Med. Coll., vol. 8, no. 1, pp. 3–9, May 2020, Accessed: Jul. 17, 2026. [Online]. Available: https://www.nepjol.info/index.php/JLMC/article/view/40673