1. Department of Pediatric Dentistry and Orthodontics, School of Dentistry, Universidade Federal do Rio de Janeiro, Rio de Janeiro, Brazil;
2. Department of Preventive and Community Dentistry, School of Dentistry, Universidade Estadual do Rio de Janeiro, Rio de Janeiro, Brazil;
3. Department of Pediatric Dentistry, School of Dentistry, Universidade Salgado de Oliveira, Rio de Janeiro, Brazil;
4. Institute of Public Health Studies, Universidade Federal do Rio de Janeiro, Rio de Janeiro, Brazil