1. Department of Oral Surgery, Pathology and Clinical Dentistry, School of Dentistry Universidade Federal de Minas Gerais Belo Horizonte Brazil
2. Department of Oral Diagnosis, Piracicaba Dental School Universidade Estadual de Campinas Piracicaba Brazil
3. Department of Child and Adolescent Oral Health, School of Dentistry Universidade Federal de Minas Gerais Belo Horizonte Brazil
4. Department of Community and Preventive Dentistry, School of Dentistry Universidade Federal de Minas Gerais Belo Horizonte Brazil