1. School of Medicine, Nankai University Tianjin China
2. Department of Orthopaedic Surgery of Hebei Province Third Hospital of Hebei Medical University Shijiazhuang Hebei People's Republic of China
3. NHC Key Laboratory of Intelligent Orthopeadic Equipment Third Hospital of Hebei Medical University Shijiazhuang Hebei People's Republic of China
4. Department of Orthopedics Union Hospital of Tongji Medical College of Huazhong University of Science and Technology Wuhan China