Farooq, Muhammad, Rabia Altaf, Ahmad Uzair Qureshi, Fatima Naumeri, & Abrar Ashraf Ali. " Safe Completion of Laparoscopic Cholecystectomy and Its Conversion Rate in a Tertiary Care Hospital." Annals of King Edward Medical University [Online], 23.2 (2017): n. pag. Web. 25 Nov. 2017