MAHMOOD, A.; RIZWAN, A.; NAZIR, R. ‘MRN’ supernumerary notation for permanent dentition. Pakistan Orthodontic Journal, [S. l.], v. 12, n. 1, p. 9–17, 2020. Disponível em: https://poj.org.pk/index.php/poj/article/view/279. Acesso em: 21 apr. 2026.