Putri, N., Yusti Siana, Laura Zeffira, Dian Puspita and Mhd Nurhuda 2022. DESCRIPTION OF THE DURATION OF DEVICE USE ON ASTHENOPIA INCIDENCE IN SMP N 1 PADANG STUDENTS DURING ONLINE LEARNING DURING THE COVID-19 PANDEMIC. Jurnal EduHealth. 12, 02 (Feb. 2022), 63–71. DOI:https://doi.org/10.54209/jurnaleduhealth.v12i02.155.