STELLA SAGAYA MARY J. Effectiveness of video assisted teaching (vat) on knowledge and practice regarding personal hygiene among school children. International Journal of Pharma and Bio Sciences, [S. l.], v. 8, n. 4, p. 103–106, 2017. DOI: 10.22376/ijpbs.2017.8.4.b103-106. Disponível em: https://ijpbs.net/index.php/journal/article/view/6234. Acesso em: 23 jul. 2026.