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Ernstsen L, Havnen A. Mental health and sleep disturbances in physically active adults during the
COVID-19 lockdown in Norway: does change in physical activity level matter? Sleep Med 2021;77:309-312.
PMID: 32951994
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 |
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Ernstsen L, Havnen A. Mental health and sleep disturbances in physically active adults during the
COVID-19 lockdown in Norway: does change in physical activity level matter? Sleep Med 2021;77:309-312.
PMID: 32951994
|
|
|
|