1. Department of Plastic and Burn Surgery, West China Hospital, Sichuan University, Chengdu, Sichuan 610041, China
2. Advanced Mass Spectrometry Center, Research Core Facility, Frontiers Science Center for Disease-related Molecular Network, West China Hospital, Sichuan University, Chengdu 610213, China
3. West China Centre of Excellence for Pancreatitis, Institute of Integrated Traditional Chinese and Western Medicine, West China Hospital/West China Medical School, Sichuan University, Chengdu 610041, China
4. Department of Cardiovascular Surgery, West China Hospital, Sichuan University, Chengdu, Sichuan 610041, China
5. Division of Gastrointestinal Surgery, Department of General Surgery, West China Hospital, Sichuan University, Chengdu,Sichuan 610041, China
6. Department of Respiratory Health West China Hospital, Sichuan University, Chengdu, Sichuan 610041, China
7. West China School of Nursing, Sichuan University, Chengdu, Sichuan 610041, China
8. Department of Critical Care Medicine, West China Hospital, Sichuan University, Chengdu 610041, China