SCHAEFER, Donald N. Optometry and the Hall Report. Canadian Journal of Optometry, [S. l.], v. 42, n. 4, p. 2, 1980. DOI: 10.15353/cjo.v42i4.4139. Disponível em: https://openjournals.uwaterloo.ca/index.php/cjo/article/view/4139. Acesso em: 8 nov. 2024.