Nanchang University - Department of Gastroenterology, Nanchang University - Department of Gastroenterology, Nanchang University - Department of Gastroenterology, Nanchang University - Department of Gastroenterology, Nanchang University - Department of Gastroenterology, Nanchang University - Department of Gastroenterology, Nanchang University, Nanchang University, Nanchang University - Department of Gastroenterology, Nanchang University - Department of Gastroenterology, Nanchang University - Department of Gastroenterology, Massachusetts Institute of Technology (MIT), The Chinese University of Hong Kong (CUHK) - Department of Anesthesia and Intensive Care, Nanchang University - Department of Gastroenterology, Nanchang University - Department of Gastroenterology, Jiangxi Center of Medical Device Testing, Nanchang University - Department of Gastroenterology and Nanchang University - Department of Gastroenterology