BOULET, C. The ‘20/20/20 Rule’ – When Good Intentions and Axiomatic Habit Displace Best Practices. Canadian Journal of Optometry, [S. l.], v. 78, n. 4, p. 6, 2016. DOI: 10.15353/cjo.78.448. Disponível em: https://openjournals.uwaterloo.ca/index.php/cjo/article/view/448. Acesso em: 19 apr. 2024.