KUMAR, R.; JOSHI, D. Awareness of dental hygiene amongst the primary school children of low socio-economic strata. International Journal of Contemporary Pediatrics, [S. l.], v. 4, n. 1, p. 28–35, 2016. DOI: 10.18203/2349-3291.ijcp20164439. Disponível em: https://www.ijpediatrics.com/index.php/ijcp/article/view/77. Acesso em: 7 jan. 2026.