1. School of Dentistry, Lutheran University of Brazil, Tocantins, Brazil.
2. São Leopoldo Mandic School of Dentistry/Campinas, São Paulo, Brazil.
3. School of Dentistry, Lutheran University of Brazil, Canoas, Brazil.
4. Basic Sciences Institute—Federal University of Rio Grande do Sul, Porto Alegre, Brazil.
5. University of São Paulo, São Paulo, Brazil.