Quality of life and mental health in children and adolescents during the first year of the COVID-19 pandemic: results of a two-wave nationwide population-based study.
Ravens-Sieberer U, Kaman A, Erhart M, Otto C, Devine J, Löffler C, Hurrelmann K, Bullinger M, Barkmann C, Siegel NA, Simon AM, Wieler LH, Schlack R, Hölling H.
Ravens-Sieberer U, et al.
Eur Child Adolesc Psychiatry. 2023 Apr;32(4):575-588. doi: 10.1007/s00787-021-01889-1. Epub 2021 Oct 12.
Eur Child Adolesc Psychiatry. 2023.
PMID: 34636964
Free PMC article.