ACO, CAO. Canadians and Screen Time. Canadian Journal of Optometry, [S. l.], v. 71, n. 4, p. 35, 2009. DOI: 10.15353/cjo.71.653. Disponível em: https://openjournals.uwaterloo.ca/index.php/cjo/article/view/653. Acesso em: 27 nov. 2024.