1. Department of Orthodontics, School and Hospital of Stomatology
2. Hospital of Ningbo Stomatology
3. School of Mechanical Engineering, Shandong University
4. Southern Medical University
5. Qilu Hospital of Shandong University
6. School of Chemistry and Chemical Engineering, Shandong University
7. McGill University
8. Université de Montréal
9. Academic Centre for Dentistry Amsterdam