U. Yaqub, S. Zohra, S. M. Hussain, A. Ehsan, A. Imran, and S. Ilyas, “CONVERSION OF LAPAROSCOPIC CHOLECYSTECTOMY TO OPEN CHOLECYSTECTOMY: PREOPERATIVE RISK FACTORS AND INTRAOPERATIVE REASONS”, Pak Armed Forces Med J, vol. 70, no. 5, pp. 1288–93, Oct. 2020, Accessed: Jul. 26, 2024. [Online]. Available: https://pafmj.org/PAFMJ/article/view/5551