1. McKay Orthopaedic Research Laboratory, Department of Orthopaedic Surgery Perelman School of Medicine, University of Pennsylvania Philadelphia PA USA
2. Department of Orthodontics Stomatological Hospital of Chongqing Medical University Chongqing China
3. Department of Orthopaedics Union Hospital, Tongji Medical College, Huazhong University of Science and Technology Wuhan China
4. Department of Radiology Cumming School of Medicine, McCaig Institute for Bone and Joint Health, University of Calgary Calgary Canada
5. Department of Orthopaedics, National Cancer Center/National Clinical Research Center for Cancer/Cancer Hospital Chinese Academy of Medical Sciences and Peking Union Medical College Beijing, China
6. Department of Orthopaedics Shandong University Qilu Hospital, Shandong University Jinan China