Sah NP, Gupta RK, Awale L, Deo KB, Sah RP, Kumar A, Sah SP. Operative difficulty grading scale for laparoscopic cholecystectomy at a tertiary care hospital in Eastern Nepal. J. Kathmandu Med. Coll. [Internet]. 2022 Mar. 21 [cited 2024 Dec. 5];11(1):58-67. Available from: https://jkmc.com.np/ojs3/index.php/journal/article/view/1149