Baral S, Thapa N, Chhetri RK. Validation of A Preoperative Scoring System to Predict Difficult Laparoscopic Cholecystectomy: A Nepalese Perspective. J. Lumbini Med. Coll. 2020;8(1):3-9. Accessed July 19, 2026. https://nepjol.info/index.php/JLMC/article/view/40673