Da-Qin Zhan, Xing Chen, Rong Wang, Jing Zhang, Dan Yu Zhao, Shu Jing Zhang, Zhi Feng Wang, Rui Jun Ma, and Bo Hou. 2019. “Diagnostic Evaluation of Appendiceal Orifice Inflammation in Ulcerative Colitis”. Turkish Journal of Gastroenterology 27 (5):444-49. https://tjg.avesjournals.com/index.php/tjg/article/view/3301.