Erratum: Estimated sleep duration before and during the COVID-19 pandemic in major metropolitan areas on different continents: Observational study of smartphone app data (J Med Internet Res (2021) 23:2 (e20546) DOI: 10.2196/20546)
- Rebecca Robbins
- , Mahmoud Affouf
- , Matthew D. Weaver
- , Mark Czeisler
- , Laura K. Barger
- , Stuart F. Quan
- , Charles A. Czeisler
Research output: Contribution to journal › Comment/debate
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