1 Department of Stomatologic Sciences, School of Dentistry, Federal University of Goiás, Goiânia, Brazil. Electronic address: Brunno.santosfreitas@gmail.com.
2 Department of Oral Pathology, School of Dentistry of Piracicaba, State University of Campinas, Piracicaba, Brazil.
3 Department of Stomatologic Sciences, School of Dentistry, Federal University of Goiás, Goiânia, Brazil.