1. Discipline of Orthodontics, School of Dentistry, Federal University of Maranhão, São Luís-Maranhão, Brazil.
2. Private Practice, São Luís-Maranhão, Brazil.
3. Discipline of Orthodontics, School of Dentistry, Federal University of Ceará, Fortaleza, Brazil.
4. Department of Orthodontics, Bauru Dental School, University of São Paulo, São Paulo, Brazil.