Mu, Peilei, Ping Yue, Fangwei Li, Yanyan Lin, Ying Liu, Wenbo Meng, Wence Zhou, and Xun Li. 2020. “Does Periampullary Diverticulum Affect ERCP Cannulation and Post-Procedure Complications? An up-to-Date Meta-Analysis”. Turkish Journal of Gastroenterology 31 (3):193-204. https://doi.org/10.5152/tjg.2020.19058.