1. AO Research Institute Davos Davos Switzerland
2. Department of Biomedical EngineeringEindhoven University of Technology Eindhoven The Netherlands
3. Alan Edwards Centre for Research on Pain, Faculty of DentistryMcGill University Montreal, Quebec Canada
4. Department of Spine Surgery, Orthopedic Research InstituteThe First Affiliated Hospital of Sun Yat‐sen University Guangzhou China
5. Guangdong Provincial Key Laboratory of Orthopedics and Traumatology Guangzhou China