1 Department of Gastroenterology, The Central Hospital of Wuhan, Tongji Medical College, Huazhong, University of Science and Technology, No.26, Shengli Street, Jiang'an District, Wuhan, Hubei Province, 430014, China.
2 Department of Gastroenterology, The Central Hospital of Wuhan, Tongji Medical College, Huazhong, University of Science and Technology, No.26, Shengli Street, Jiang'an District, Wuhan, Hubei Province, 430014, China. gracelier@126.com.
3 Department of Gastroenterology, The Central Hospital of Wuhan, Tongji Medical College, Huazhong, University of Science and Technology, No.26, Shengli Street, Jiang'an District, Wuhan, Hubei Province, 430014, China. 653262549@qq.com.