Oral and maxillofacial injuries in preschool children: a study in a hospital in southern Brazil. Revista da Faculdade de Odontologia - UPF, [S. l.], v. 22, n. 1, 2017. DOI: 10.5335/rfo.v22i1.7253. Disponível em: https://ojs.upf.br/index.php/rfo/article/view/7253. Acesso em: 30 nov. 2025.