1. Postgraduate Program in Dentistry, Federal University of Paraíba, Paraíba, Brazil
2. Post-Doctorate in Public Health, University of São Paulo at Ribeirão Preto Medical School, São Paulo, Brazil
3. Department of Clinical and Preventive Dentistry, Universidade Federal de Pernambuco, Recife, Brazil
4. Postgraduate Program in Health Sciences and Primary Health Care, State University of Montes Claros, MontesClaros, Brazil
5. Department of Oral Diagnosis, School of Dentistry, University of Campinas (FOP/UNICAMP), Piracicaba, São Paulo, Brazil