1. Medical School of Chinese PLA Beijing China
2. Institute of Orthopedics, Beijing Key Laboratory of Regenerative Medicine in Orthopedics, Key Laboratory of Musculoskeletal Trauma & War Injuries PLA, Chinese PLA General Hospital Beijing China
3. Department of Orthopedics, Engineering Research Center of Bone and Joint Precision Medicine, Beijing Key Laboratory of Spinal Disease Research Peking University Third Hospital Beijing China