Educational intervention on the knowledge level of oral health in primary school teachers in a rural area of Puno, Peru. Revista Innova Educación, [S. l.], v. 4, n. 4, p. 125–134, 2022. DOI: 10.35622/j.rie.2022.04.009. Disponível em: https://revistainnovaeducacion.com/index.php/rie/article/view/681.. Acesso em: 19 may. 2024.