1. Department of Orthopedics, Orthopedic Research Institute, West China Hospital, West China Medical School, Sichuan University, Chengdu, Sichuan Province, 610041, China
2. Department of Sports Medicine Center, State Key Laboratory of Trauma, Burn and Combined Injury, the First Affiliated Hospital of the Army Military Medical University, Chongqing, 400038, China
3. West China School of Nursing, Sichuan University/Department of Orthopedics, West China Hospital, Sichuan University Chengdu, 610041, P.R. China