Affiliation: | Ying-Ying Lu, Da-Dao Jing, Kai Wu, Xing-Peng Wang, Department of Gastroenterology, Affiliated First People’s Hospital, Shanghai Jiao Tong University, Shanghai 200080, China;Ming Xu, Department of Gastroenterology, Wuxi Second People’s Hospital, Wuxi 214002, Jiangsu Province, China |