PURNAMA, T. . Tooth Brushing Skills and Personal Hygiene Performance Modified (PHP-M) Index in preschool children. Asian Journal of Dental and Health Sciences, [S. l.], v. 3, n. 3, p. 10–13, 2023. DOI: 10.22270/ajdhs.v3i3.47. Disponível em: https://ajdhs.com/index.php/journal/article/view/47. Acesso em: 21 sep. 2025.