1. Department of Orthopaedics, the First Affiliated Hospital of Dalian Medical University, Dalian, Liaoning, People's Republic of China
2. 2 Department of Orthopaedics, the Third Affiliated Hospital of Dalian Medical University, Dalian, Liaoning, People's Republic of China
3. 3 Department of Plastic Surgery, Southern University of Science and Technology Hospital, Shenzhen, Guangdong, People's Republic of China
4. 4 Department of Burn and Wound Repair Surgery, the Forth People's Hospital of Dalian, Dalian, Liaoning, People's Republic of China
5. 5 The Second Department of General Surgery, the Fifth People's Hospital of Dalian, Dalian, Liaoning, People's Republic of China
6. 6 Department of Nursing, the First Affiliated Hospital of Dalian Medical University, Dalian, Liaoning, People's Republic of China
7. 7 Surgical Clinic, the First Affiliated Hospital of Dalian Medical University, Dalian, Liaoning, People's Republic of China
8. 8 Research Center of High Altitude Medicine, Naqu, Tibet, People's Republic of China
9. 9 People's Hospital of Naqu Affiliated to Dalian Medical University, Naqu, Tibet, People's Republic of China
10. 10 Dalian Runxi Technology Development Co. Ltd, Dalian, Liaoning, People's Republic of China