1. Department of Rheumatology & Allergy, Xuanwu Hospital Capital Medical University Beijing China
2. Clinical Research Centre Zhujiang Hospital of Southern Medical University Guangzhou China
3. Department of Orthopaedics, Zhujiang Hospital Southern Medical University Guangzhou China
4. Menzies Institute for Medical Research University of Tasmania Hobart Tasmania Australia
5. Department of Orthopaedics the First Affiliated Hospital of Anhui Medical University Anhui China
6. Department of Orthopaedics the Fourth Affiliated Hospital of Anhui Medical University Anhui China
7. University of Arizona Arthritis Center & Division of Rheumatology University of Arizona College of Medicine Tucson Arizona USA
8. Department of Rheumatology, Royal North Shore Hospital and Institute of Bone and Joint Research, Kolling Institute University of Sydney Australia