1 Key Laboratory for Biomechanics and Mechanobiology of Ministry of Education, School of Biological Science and Medical Engineering, Beijing Advanced Innovation Centre for Biomedical Engineering, Beihang University, Beijing, China.
2 Department of Biomedical, Chemical & Environmental Engineering, University of Cincinnati, Cincinnati, OH, USA.
3 Department of Orthopaedic Surgery, University of Cincinnati, Cincinnati, OH, USA.
4 Department of Neurosurgery, University of Cincinnati, Cincinnati, OH, USA.
5 Department of Biomedical Engineering, University of Strathclyde, Glasgow, UK.
6 Department of Biomedical Engineering, Faculty of Engineering, The Hong Kong Polytechnic University, Kowloon, Hong Kong, China.
7 Spine Division of Orthopaedic Department, Tongji Hospital, Tongji University School of Medicine, Shanghai, China.