Masood, R., S. ., Z. ud D. Afridi, K. Masood, B. A. Khan, and F. Khurshied. “LAPAROSCOPIC CHOLECYSTECTOMY IN ACUTE GALL BLADDER”. Journal of Postgraduate Medical Institute, vol. 26, no. 2, Mar. 2012, https://jpmi.org.pk/index.php/jpmi/article/view/1266.