1. Department of Orthopedics, Shanghai Bone Tumor Institute, Shanghai General Hospital, School of Medicine, Shanghai Jiaotong University, Shanghai, PR China
2. Department of Orthopedic Oncology, Changzheng Hospital, The Second Military Medical University, Shanghai, PR China
3. Zhuji People's Hospital of Zhejiang Province, Zhuji, Zhejiang, PR China
4. Department of General Surgery, Haiyang People's Hospital, Haiyang, Shangdong, PR China
5. Department of Rheumatology, Shanghai Guanghua Hospital of Integrated Traditional and Western Medicine, Shanghai, PR China