1. School of Stomatology
2. Shandong University
3. Jinan
4. China
5. Shandong Provincial Key Laboratory of Oral Biomedicine
6. Center for Biomedical Engineering
7. Department of Medicine
8. Brigham and Women's Hospital
9. Harvard Medical School
10. Cambridge
11. Department of Endoscopy
12. The First Affiliated Hospital of Nanjing Medical University
13. Jiangsu Province Hospital
14. Nanjing
15. University of Waterloo
16. Waterloo
17. Canada