1. Shenzhen Engineering Laboratory of Orthopaedic Regenerative Technologies, Department of Spine Surgery, Peking University Shenzhen Hospital, Shenzhen 518036, China
2. National & Local Joint Engineering Research Center of Orthopaedic Biomaterials, Peking University Shenzhen Hospital, Shenzhen 518036, China
3. AO Research Institute Davos, Davos, Switzerland
4. Department of Orthopedic Surgery, Rush University Medical Center, Chicago, IL 60612, USA
5. Guangdong General Hospital (Guangdong Academy of Medical Sciences), South China University of Technology-the University of Western Australia Joint Center for Regenerative Medicine Research, School of Medicine, South China University of Technology, Guangzhou, China