ACO, CAO. Letters to the Editor. Canadian Journal of Optometry, [S. l.], v. 45, n. 4, 1983. DOI: 10.15353/cjo.v45i4.4315. Disponível em: https://openjournals.uwaterloo.ca/index.php/cjo/article/view/4315. Acesso em: 3 jun. 2024.