@article{Ravens‑SiebererKamanErhartetal.2023, author = {Ulrike Ravens‑Sieberer and Anne Kaman and Michael Erhart and Christiane Otto and Janine Devine and Constanze L{\"o}ffler and Klaus Hurrelmann and Monika Bullinger and Claus Barkmann and Nico A. Siegel and Anja M. Simon and Lothar H. Wieler and Robert Schlack and Heike H{\"o}lling}, title = {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}, journal = {European Child \& Adolescent Psychiatry}, doi = {10.1007/s00787-021-01889-1}, year = {2023}, }