1. Centre for Translational Medicine Research & Development, Shenzhen Institute of Advanced Technology, Chinese Academy of Sciences, Shenzhen, Guangdong 518055, P. R. China
2. University of Chinese Academy of Sciences, Shenzhen, Guangdong 518055, P. R. China
3. Musculoskeletal Research Laboratory, Department of Orthopaedics & Traumatology, Chinese University of Hong Kong, Hong Kong 999077, P. R. China
4. Guangdong Engineering Laboratory of Biomaterials Additive Manufacturing, Shenzhen, Guangdong 518055, P. R. China