Elsayed, Naglaa Mostafa. “Magnetic Resonance Cholangio Pancreatography In Biliary Obstruction: Pathologic Correlation”. International Journal of Medical Science and Clinical Invention 3, no. 4 (April 18, 2016). Accessed October 3, 2024. https://valleyinternational.net/index.php/ijmsci/article/view/489.