1. Department of Orthopaedic Beijing Chao‐Yang Hospital, Capital Medical University Beijing China
2. Department of Orthopaedic Surgery, Bioengineering Research Center Newton‐Wellesley Hospital, Harvard Medical School Newton Massachusetts USA
3. First Affiliated Hospital of Nanchang University Nanchang China
4. Nanfang Hospital Guangzhou China
5. Beihang University Beijing China
6. Orthopaedic Spine Center Massachusetts General Hospital, Harvard Medical School Boston Massachusetts USA