Widadi, Kuntadi Wahyu, Suhardjo Suhardjo, and Hartono Hartono. “Amblyopia Among Junior High School Students”. Ophthalmologica Indonesiana 41, no. 3 (April 27, 2016). Accessed March 23, 2026. https://www.ophthalmologica-indonesiana.com/index.php/journal/article/view/48.