1. University of British Columbia Vancouver BC Canada
2. University of Toronto Toronto ON Canada
3. King’s College London London UK
4. KU Leuven Leuven Belgium
5. Niigata University Niigata Japan
6. University of Sydney Camperdown NSW Australia
7. University of Washington Seattle WA USA
8. Thammasat University Patumthani Thailand
9. University of Bern Bern Switzerland
10. Registered Specialist in Community Dentistry Hong Kong China
11. University of Otago Dunedin New Zealand
12. University of Alberta Edmonton AB Canada