Hassan, Riyadh M., Zuhair B. Kamal, Tawfiq J. Al Marzook, and Wisam A. Hussein. “Open Access Esophagogastroduodenoscopy”. Journal of the Faculty of Medicine Baghdad 52, no. 3 (October 3, 2010): 269–273. Accessed November 22, 2024. https://iqjmc.uobaghdad.edu.iq/index.php/19JFacMedBaghdad36/article/view/972.