1. Department of Stomatology
2. The General Hospital of Chinese PLA
3. Beijing 100853
4. PR China
5. Department of Advanced Interdisciplinary Studies
6. Institute of Basic Medical Sciences and Tissue Engineering Research Center
7. Academy of Military Medical Sciences
8. Beijing 100850
9. Second Out-Patient Department
10. General Hospital of Beijing Military Region
11. Beijing 100125
12. Key Lab for Nanomaterials
13. Ministry of Education
14. Beijing University of Chemical Technology
15. Beijing 100029
16. China
17. Department of Prosthodontics
18. First Affiliated Hospital of Dalian Medical University
19. Dalian 116011