1. National Engineering Laboratory for Modern Silk and Collaborative Innovation Center of Suzhou Nano Science and Technology
2. Soochow University
3. Suzhou 215123
4. People's Republic of China
5. Department of Stomatology
6. The First Affiliated Hospital of Soochow University
7. Suzhou 215006
8. Department of Maxillofacial Surgery
9. The People's Hospital
10. Qinghai 4000115-4
11. Department of Biomedical Engineering
12. Tufts University
13. Medford
14. USA