KAMRAN, M.; QAMAR, R. An easy and effective way to reduce gag during orthodontic impression recording. Pakistan Orthodontic Journal, [S. l.], v. 8, n. 1, p. 17–20, 2016. Disponível em: https://poj.org.pk/index.php/poj/article/view/128. Acesso em: 16 apr. 2026.