Government of the People's Republic of China - Department of General Surgery, Air Force Hospital of Western Theater Command - Department of Digestive Diseases, Government of the People's Republic of China - Department of Digestive Diseases, Southern Theater Air Force Hospital - Department of General Surgery, Xi'an Jiaotong University (XJTU) - Department of Gastroenterology, Government of the People's Republic of China - Xijing Hospital, Government of the People's Republic of China - Department of General Surgery, Government of the People's Republic of China - Department of Neurology, General Hospital of Northern Theater Command - Department of Neurosurgery, Air Force Hospital of Western Theater Command - Department of Orthopedic Surgery, Air Force Hospital of Western Theater Command - Department of Medical Affairs, Sun Yat-sen University (SYSU) - Center for Digestive Disease, Chengdu Medical College - Department of Digestive Diseases, Southwest Medical University - Department of Digestive Diseases, Qingdao University - Department of Oncology, Shaanxi Provincial People’s Hospital of Chinese Medicine - Department of Emergency Medicine, Northwestern Polytechnic University (NPU), Henan University of Science and Technology, Government of the People's Republic of China - Department of Digestive Diseases, Government of the People's Republic of China - Department of Surgery, Government of the People's Republic of China - Department of Gastroenterology, Government of the People's Republic of China - Department of Gastroenterology, Government of the People's Republic of China - State Key Laboratory of Cancer Biology, Government of the People's Republic of China - Department of Digestive Diseases, Shanxi Medical University - Department of Digestive Diseases, Government of the People's Republic of China - Tangdu Hospital - Department of General Surgery, Government of the People's Republic of China - Department of Gastroenterology, Government of the People's Republic of China - Department of Gastroenterology and General Hospital of Northern Theater Command - Department of Gastroenterology, Liver Cirrhosis Study Group

Government of the People's Republic of China - Department of Digestive Diseases, Air Force Hospital of Western Theater Command - Department of Digestive Diseases, Government of the People's Republic of China - Department of Digestive Diseases, Southern Theater Air Force Hospital - Department of General Surgery, Xi'an Jiaotong University (XJTU) - Department of Gastroenterology, Government of the People's Republic of China - Xijing Hospital, Government of the People's Republic of China - Department of General Surgery, Government of the People's Republic of China - Department of Neurology, General Hospital of Northern Theater Command - Department of Neurosurgery, Air Force Hospital of Western Theater Command - Department of Orthopedic Surgery, Air Force Hospital of Western Theater Command - Department of Medical Affairs, Sun Yat-sen University (SYSU) - Center for Digestive Disease, Chengdu Medical College - Department of Digestive Diseases, Southwest Medical University - Department of Digestive Diseases, Qingdao University - Department of Oncology, Shaanxi Provincial People’s Hospital of Chinese Medicine - Department of Emergency Medicine, Northwestern Polytechnic University (NPU), Henan University of Science and Technology, Government of the People's Republic of China - Department of General Surgery, Government of the People's Republic of China - Department of Surgery, Government of the People's Republic of China - Department of Gastroenterology, Government of the People's Republic of China - Department of Gastroenterology, Government of the People's Republic of China - Tangdu Hospital - Department of General Surgery, Government of the People's Republic of China - Department of Digestive Diseases, Shanxi Medical University - Department of Digestive Diseases, General Hospital of Northern Theater Command - Department of Gastroenterology, Liver Cirrhosis Study Group, Government of the People's Republic of China - State Key Laboratory of Cancer Biology, Government of the People's Republic of China - Department of Gastroenterology and Government of the People's Republic of China - Department of Gastroenterology