1. Department of Oral and Maxillofacial Surgery
2. The First Affiliated Hospital of Harbin Medical University
3. Harbin 150001
4. People's Republic of China
5. School of Chemistry and Chemical Engineering
6. State Key Laboratory of Metal Matrix Composites
7. Shanghai Jiao Tong University
8. Shanghai 200240
9. Translational Medicine Research and Cooperation Center of Northern China
10. Heilongjiang Academy of Medical Sciences
11. Harbin 150081