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Effects of physical activity and use of digital devices on visual acuity in children and adolescents during the COVID-19 pandemic: A cross-sectional study
PURPOSE: To determine the association between poor visual acuity, the use of digital devices and physical activity (PA) during the COVID-19 pandemic. METHODS: A total of 327,646 Chinese children and adolescents were included in the analysis using a cluster random sampling method; this is a case-cont...
Autores principales: | , , , , , , , , , , |
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Formato: | Online Artículo Texto |
Lenguaje: | English |
Publicado: |
Frontiers Media S.A.
2022
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Materias: | |
Acceso en línea: | https://www.ncbi.nlm.nih.gov/pmc/articles/PMC9772536/ https://www.ncbi.nlm.nih.gov/pubmed/36568779 http://dx.doi.org/10.3389/fpubh.2022.1017479 |