Baral, Suman, Neeraj Thapa, and Raj Kumar Chhetri. “Validation of A Preoperative Scoring System to Predict Difficult Laparoscopic Cholecystectomy: A Nepalese Perspective”. Journal of Lumbini Medical College 8, no. 1 (May 21, 2020): 3–9. Accessed December 7, 2025. https://www.nepjol.info/index.php/JLMC/article/view/40673.