1. Department of Oral Sciences; Sir John Walsh Research Institute; Faculty of Dentistry; University of Otago; Dunedin New Zealand
2. School of Oral and Dental Sciences; The University of Bristol; Bristol UK
3. Australian Research Centre for Population Oral Health; The University of Adelaide; Adelaide SA Australia
4. Postgraduate Program in Health Sciences; University of Southern Santa Catarina; Tubarao Brazil
5. Department of Dental Services; Ministry of Health; Bandar Seri Begawan Brunei Darussalam
6. Department of Dentistry; University of Puthisastra; Phnom Penh Cambodia
7. Periodontology & Public Health; Faculty of Dentistry; University of Hong Kong; Hong Kong Hong Kong
8. Department of Paediatric Dentistry; University Dental Clinic; Medical University of Vienna; Vienna Austria
9. Department of Paediatric Dentistry; University of Leipzig; Leipzig Germany
10. Department of Public Health; National Autonomous University of Mexico León Unit; León Guanajuato México
11. School of Clinical Dentistry; University of Sheffield; Sheffield UK