1. Department of Orthopaedics, The First Affiliated Hospital of Soochow University, Suzhou 215006, China
2. Department of Orthopaedics, The Second People’s Hospital of Lianyungang, Lianyungang, Jiangsu 222003, China
3. Orthopaedic Institute, Medical College, Soochow University, Suzhou 215000, China
4. School of Public Health and Health Systems, University of Waterloo, Waterloo, Ontario, N2L 3G1, Canada
5. Department of Pathology, The Third Affiliated Hospital of Soochow University, Changzhou 213003, China