1. Key Laboratory of Advanced Technologies of Materials
2. Ministry of Education
3. School of Materials Science and Engineering
4. Southwest Jiaotong University
5. Chengdu 610031
6. Department of Pathology
7. Affiliate Hospital of Southwest Medical University
8. Luzhou 646000
9. China
10. Sichuan Provincial Laboratory of Orthopaedic Engineering and Department of Bone and Joint Surgery