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Child and Adolescent Mental Health During the COVID-19 Pandemic: Results of the Three-Wave Longitudinal COPSY StudyUlrike Ravens‐Sieberer, Anne Kaman, Michael Erhart et al.|SSRN Electronic Journal|2022Cited by 174
Mental Health and Quality of Life in Children and Adolescents During the COVID-19 PandemicUlrike Ravens‐Sieberer, Klaus Hurrelmann, Christiane Otto et al.|Deutsches Ärzteblatt international|2020Cited by 151