HOVIS, J.K. Canadian Vision Standards. Canadian Journal of Optometry, [S. l.], v. 49, n. 4, 2021. DOI: 10.15353/cjo.v49i4.4572. Disponível em: https://openjournals.uwaterloo.ca/index.php/cjo/article/view/4572. Acesso em: 14 jan. 2025.