[1] Federal University of Minas Gerais,School of Dentistry
[2] Universidade Federal de Minas Gerais,Department of Dental Clinic, Pathology and Surgery, School of Dentistry
[3] University of São Paulo,Department of Epidemiology, Faculty of Public Health
[4] Federal University of Minas Gerais,School of Dentistry
[5] Federal University of Minas Gerais,Department of Community and Preventive Dentistry, School of Dentistry