Institution: | 1. Institute of Digestive Disease, Department of Medicine and Therapeutics, State Key Laboratory of Digestive Disease, Li Ka Shing Institute of Health Sciences, Chinese University of Hong Kong, Shenzhen Research Institute, Sha Tin, New Territories, Hong Kong;2. Institute for Microbial Ecology, School of Medicine, Xiamen University, Department of Gastroenterology, Zhongshan Hospital, Xiamen University, Xiamen, China;3. Department of Gastroenterology, the Fourth Affiliated Hospital of Hebei Medical University, Shijiazhuang, China |