1. Guangdong Provincial Key Laboratory of Sensor Technology and Biomedical Instruments, School of Biomedical Engineering, Sun Yat-sen University, Guangzhou, P.R. China.
2. School of Materials Science and Engineering, Sun Yat-sen University, Guangzhou, , China.
3. Department of Orthopedics and Traumatology, Nanfang Hospital, Southern Medical University, Guangzhou, China.
4. Department of Orthopaedics and Traumatology, The First People's Hospital of FoShan (Affiliated FoShan Hospital of Sun Yet-sen University), Foshan, China.
5. Department of Orthopaedics and Traumatology, Queen Mary Hospital, The University of Hong Kong, Pok Fu Lam, Hong Kong.