1. Graduate School, Tianjin Medical University , No. 22, Qiaotai Road, Heping District, Tianjin, China
2. Senior Department of Orthopedics, The Fourth Medical Center of Chinese PLA General Hospital , No. 51, Fucheng Road, Haidian District, Beijing, China
3. Department of Orthopaedics, Shanxi Children’s Hospital , No. 65, Jinxi Street, Jinyuan District, Shanxi, Taiyuan, China
4. Department of Bone and Soft Tissue Oncology, Tianjin Hospital , No. 406, Jiefang South Road, Hexi District, Tianjin, China