Kuswanto V, Kurniawan F, Amita ASD. Association between Refractive Error Types and Asthenopia in Primary School Students. MKB [Internet]. 2021 Sep. 30 [cited 2026 Jul. 7];53(3):126–131. Available from: https://stable.unpadmedjournals.id/index.php/mkb/article/view/2236