1. Department of Orthopaedics, Southwest Hospital, Third Military Medical University, Chongqing, China.
2. National and Regional United Engineering Laboratory of Tissue Engineering, Southwest Hospital, Third Military Medical University, Chongqing, China.
3. College of Chemistry and Chemical Engineering and Biological Engineering, Donghua University, Shanghai, China.
4. Medical Research Center, Southwest Hospital, Third Military Medical University, Chongqing, China.