Maulahela, H., Renaldi, K., & Syam, A. F. (2020). Unusual Case of Massive Obscure Gastrointestinal Bleeding: Ectopic Varices in Jejunum Caused by Arteriovenous Malformation. The Indonesian Journal of Gastroenterology, Hepatology, and Digestive Endoscopy, 19(1), 56–58. https://doi.org/10.24871/191201856-58