1. Department of Orthopaedics, The First People’s Hospital of Changzhou, Soochow University, Changzhou, Jiangsu 213000, China
2. Department of Orthopedics, The First Affiliated Hospital of Soochow University, Soochow University, Suzhou, Jiangsu 215000, China
3. Department of Orthopedics, Qilu Hospital of Shandong University, Jinan, Shandong 250000, China
4. Department of Orthopedics, Hai’an People’s Hospital, Hai’an, Jiangsu 226000, China
5. Department of Orthopaedics, Beijing Friendship Hospital, Capital Medical University, Beijing 100000, China