1. Department of Dentistry, School of Health Sciences, University of Brasilia, Brasilia, DF, Brazil.
2. School of Dentistry, Unieuro University Center, Brasilia, DF, Brazil.
3. University of Tuiuti of Paraná, Curitiba, PR, Brazil.
4. School of Dentistry, Dom Bosco University Center, Curitiba, PR, Brazil.
5. School of Dentistry, University of the Joinville Region, Joinville, SC, Brazil
6. School of Dentistry, Presidente Tancredo de Almeida Neves University Center, São João del Rei, MG, Brazil.