1. Department of Pediatric Dentistry and Orthodontics; School of Dentistry; Federal University of Minas Gerais; Belo Horizonte MG Brazil
2. Department of Morphology; Biological Sciences Institute; Federal University of Minas Gerais; Belo Horizonte MG Brazil
3. Department of Pediatric Dentistry and Orthodontics; Federal University of Vales do Jequitinhonha and Mucuri; Diamantina MG Brazil