1. private practice in Ipatinga, Minas Gerais, Brazil
2. Department of Oral Surgery, Pathology and Clinical Dentistry, School of Dentistry, Universidade Federal de Minas Gerais , Belo Horizonte, Minas Gerais, Brazil
3. Institute of Dentistry, Faculty of Medicine and Dentistry, Queen Mary University of London , London, United Kingdom
4. Department of Child and Adolescent Oral Health, School of Dentistry, Universidade Federal de Minas Gerais , Belo Horizonte, Minas Gerais, Brazil