Agus, Al, Nur Padhila, Ernasari Ernasari, and Haeril Amir. “Factors Affecting of Myopia : A Literatur Review”. STRADA Jurnal Ilmiah Kesehatan 10, no. 1 (May 2, 2021): 644-651. Accessed September 21, 2021. https://sjik.org/index.php/sjik/article/view/681.