1. Cancer Institute, Xuzhou Medical University, Xuzhou, China
2. Center of Clinical Oncology, Affiliated Hospital of Xuzhou Medical University, Xuzhou, China
3. Central Lab, Pizhou Hospital, Xuzhou Medical University, Xuzhou, China
4. Peking University People's Hospital, Beijing, China
5. Department of Orthopedics, Changzhou Second Hospital, Nanjing Medical University, Changzhou, China
6. Department of Pathology, Affiliated Hospital of Xuzhou Medical University, Xuzhou, China
7. Department of Orthopedics, Affiliated Hospital of Xuzhou Medical University, Xuzhou, China