Smartphone Use Time and Total Screen Time Among Students Aged 10-19 and the Effects on Academic Stress: A Large Longitudinal Cohort Study in Shanghai, China
ObjectiveThis study aimed to assess smartphone use time and total screen time among students aged 10-19 in Shanghai, China, and examine their effects on academic stress.MethodsBaseline and follow-up surveys were conducted in December 2017 and December 2018, respectively, using a cohort study design...
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Frontiers Media S.A.,
2022-05-01T00:00:00Z.
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