Published on in Vol 22, No 12 (2020): December
Preprints (earlier versions) of this paper are
available at
https://preprints.jmir.org/preprint/21923, first published
.
![Smartphone Overuse and Visual Impairment in Children and Young Adults: Systematic Review and Meta-Analysis Smartphone Overuse and Visual Impairment in Children and Young Adults: Systematic Review and Meta-Analysis](https://asset.jmir.pub/assets/df53ffe887b1e4914c85e0d43c928054.png 480w,https://asset.jmir.pub/assets/df53ffe887b1e4914c85e0d43c928054.png 960w,https://asset.jmir.pub/assets/df53ffe887b1e4914c85e0d43c928054.png 1920w,https://asset.jmir.pub/assets/df53ffe887b1e4914c85e0d43c928054.png 2500w)
1 School of Nursing, Shanghai Jiao Tong University, Shanghai, China
2 School of Medical Sciences, Örebro University, Örebro, Sweden
3 Clinical Epidemiology and Biostatistics, School of Medical Sciences, Örebro University, Örebro, Sweden