Yang, Xing, and Kejian Guo. 2013. “Massive Lower Gastrointestinal Bleeding from Meckel’s Diverticulum With Heterotopic Pancreas: Case Report and a Brief Review of the Literature”. JOP. Journal of the Pancreas 14 (3), 269-72. https://doi.org/10.6092/1590-8577/1407.