1. Department of Gastroenterology, the Third Xiangya Hospital, Central South University, Changsha, Hunan, China
2. Hunan Key Laboratory of Non-resolving Inflammation and Cancer, Central South University, Changsha, Hunan, China
3. Department of Dermatology, Anhui Provincial Hospital, The First Affiliated Hospital of USTC, Division of Life Science and Medicine, University of Science and Technology of China, Hefei, China
4. Department of Gastroenterology, Zhangjiajie People’s Hospital, Zhangjiajie, Hunan, China
5. Department of Gastroenterology, The Affiliated Changsha Central Hospital, Hengyang Medical School, University of South China, Changsha, China