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Wunsch, Kathrin; Nigg, Carina; Niessner, Claudia; Schmidt, Steffen C. E.; Oriwol, Doris; Hanssen-Doose, Anke; Burchartz, Alexander; Eichsteller, Ana; Kolb, Simon; Worth, Annette; Woll, Alexander (2021). The Impact of COVID-19 on the Interrelation of Physical Activity, Screen Time and Health-Related Quality of Life in Children and Adolescents in Germany: Results of the Motorik-Modul Study. Children, 8(2), p. 98. MDPI 10.3390/children8020098
