ALHARKAN, D. Knowledge, attitude, and practice of parents of 3- to 5-year-olds regarding preschool vision and eye screening of kindergarten children in Al-Qassim Province, Saudi Arabia—a survey. Digital Journal of Ophthalmology, Boston, Massachusetts, USA, v. 31, n. 1, 2025. DOI: 10.5693/djo.01.2024.06.003. Disponível em: https://djo.harvard.edu/index.php/djo/article/view/918. Acesso em: 3 jun. 2026.