1. Postgraduate Program of Dentistry Federal University of Maranhão São Luís Brazil
2. Section for Periodontology, Department of Dentistry and Oral Health Aarhus University Aarhus Denmark
3. National Dental Centre Singapore National Dental Research Institute Singapore Singapore Singapore
4. Oral Health ACP Health Services and Systems Research Programme Duke‐NUS Medical School Singapore Singapore
5. Postgraduate Program of Dentistry University of Campinas Piracicaba Brazil