Yulianti, Indra, Veryudha Eka Prameswari, and Sabrina Dwi Prihartini. 2022. “PENGARUH SCREEN TIME, ERGONOMIC POSITION DAN JARAK PANDANG DENGAN MEDIA PEMBELAJARAN DARING TERHADAP KETAJAMAN PENGLIHATAN ANAK: The Influence of Screen Time , Ergonomic Position and Visibility With Online Learning Media on Children’s Visual Acuity”. Jurnal Ilmiah Keperawatan (Scientific Journal of Nursing) 8 (1):214-21. https://doi.org/10.33023/jikep.v8i1.1006.