BELANGER, G Maurice. 17th Biennial Congress Gleanings. Canadian Journal of Optometry, [S. l.], v. 43, n. 2-3, p. 5, 1981. DOI: 10.15353/cjo.v43i2-3.4159. Disponível em: https://openjournals.uwaterloo.ca/index.php/cjo/article/view/4159. Acesso em: 31 aug. 2024.