Asaad, Hoshman, et al. “ADVERSE OUTCOMES OF ENDOSCOPIC RETROGRADE CHOLANGIOPANCREATOGRAPHY AT GASTROENTEROLOGY AND HEPATOLOGY CENTERS IN SULAYMANIYAH AND DUHOK CITY”. JOURNAL OF SULAIMANI MEDICAL COLLEGE, vol. 13, no. 1, Mar. 2023, pp. 39-48, https://doi.org/10.17656/jsmc.10395.