Hassan, Lt Col Fayyaz, Tassawar Hussain, Amjad Salamat, Fayyaz Mehmood Gillani, Muhammad Hafeez, Muhammad Asif Farooq, and Muhammad Iqbal. 2010. “ENDOSCOPIC MANAGEMENT OF COMMON BILE DUCT STONES EXPERIENCE AT MILITARY HOSPITAL, RAWALPINDI: Endoscopic Management of Bile Duct Stones”. Pakistan Armed Forces Medical Journal 60 (3): 377-81. https://pafmj.org/PAFMJ/article/view/1355.