1. Department of Orthopaedics Shijingshan Teaching Hospital of Capital Medical University, Beijing Shijingshan Hospital Beijing China
2. Medical School of Chinese PLA Beijing China
3. Department of Orthopaedics Chinese PLA General Hospital, National Clinical Research Center for Orthopedics, Sports Medicine & Rehabilitation Beijing China
4. Department of Orthopaedics Southern University of Science and Technology Hospital Shenzhen China