1. Affiliated Hospital of Southwest Jiaotong University, Chengdu 610036, China
2. Emergency Department, Peking University Third Hospital, Peking University School of Medicine, Beijing 100083, China
3. Department of Neurology, General Hospital of Western Theater Command, Chengdu 610500, China
4. Department of Orthopedics, General Hospital of Western Theater Command, Chengdu 610083, China
5. West China School of Public Health and West China Fourth Hospital, Sichuan University, Chengdu 610041, China
6. Center of Gastrointestinal and Minimally Invasive Surgery, Department of General Surgery, The Third People’s Hospital of Chengdu, Affiliated Hospital of Southwest Jiaotong University and The Second Affiliated Hospital of Chengdu, Chongqing Medical University, Chengdu 610031, China
7. Medical Research Center, The Third People's Hospital of Chengdu, The Second Chengdu Hospital Affiliated to Chongqing Medical University, Chengdu 610031, China