Tamrakar, KK, P Khwaunju, and K Sah. “Comparative Study Between 3-Ports and 4-Ports Laparoscopic Cholecystectomy for the Cases of Gall Stone Disease”. Journal of Society of Surgeons of Nepal 18, no. 3 (July 25, 2016): 15. Accessed November 24, 2024. https://nepjol.info./index.php/JSSN/article/view/15270.