1. Department of Orthopaedics, The First Affiliated Hospital of Soochow University, Suzhou, Jiangsu, China
2. Orthopedic Institute, Soochow University, Suzhou, Jiangsu, China
3. Department of Orthopaedics, Changshu No. 1 People’s Hospital, Suzhou, Jiangsu, China
4. Department of Orthopaedics, The Second people’s Hospital of Wuhu, Wuhu, Anhui, China