CULLEN, A.P.; CHOU, B. Ralph. Blue Free Fundus Examination. Canadian Journal of Optometry, [S. l.], v. 46, n. 4, p. 153–156, 167, 2026. DOI: 10.65636/cjo.v46i4.7222. Disponível em: https://cjo-rco.ca/index.php/cjo/article/view/7222. Acesso em: 27 sep. 2026.