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. 2022 Feb 7;12:2015. doi: 10.1038/s41598-022-05840-5

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Children's screen time at T1 (panel a) and T2 (panel b) by lockdown duration (in days), the dashed line indicates the model estimates and the shaded area its 95% confidence intervals. The area of the dots is proportionate to the number of the respective observations (range 1–51).