Screen media use and sleep disturbance symptom severity in children
| Autor: | Hisler, Garrett C., Hasler, Brant P., Franzen, Peter L., Clark, Duncan B., Twenge, Jean M. |
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| Zdroj: | In Sleep Health: Journal of the National Sleep Foundation December 2020 6(6):731-742 |
| Databáze: | ScienceDirect |
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