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. 2020 Aug 31;30(9):1401–1412. doi: 10.1007/s00787-020-01631-3

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© The Author(s) 2020

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Fig. 3 — Relationship between changes in children and mother a sleep quality (ΔSDCQ and ΔPSQI respectively), b bedtime, and c waketime. Note that higher scores in ΔSDCQ and ΔPSQI indicate lower sleep quality during lockdown compared to the period before the lockdown