1. Universidade Federal de Minas Gerais, Brazil
2. Universidade Federal de Goiás, Brazil
3. Universidad Nacional de Colombia, Colombia
4. Universidad Central de Venezuela, Venezuela
5. Universidad Peruana Cayetano Heredia, Peru
6. Universidad Iberoamericana, Dominican Republic
7. University of Talca, Chile
8. Universidade Estadual de Campinas, Brazil
9. Universidad El Bosque, Colombia
10. Colgate Palmolive Company, USA; Latin American Oral Health Association, Brazil
11. Latin American Oral Health Association, Brazil; Universidade de São Paulo, Brazil