Awaludin, Ruhidayati, Hazimah Ab Rahim, Dg. Syazana Arivai, and Mostafa Refaie Elkeleny. “Superior Mesenteric Artery Syndrome: A Worldwide Descriptive Study With Literature Review”. International Journal of Medical Students 4, no. 2 (July 18, 2016): 50-54. Accessed March 8, 2021. http://ijms.info/IJMS/article/view/151.