1Research Unit of Child and Adolescent Psychiatry, Aalborg Psychiatric Hospital, Aalborg University Hospital, Aalborg, Denmark
2Child and Adolescent Mental Health Centre, Mental Health Services, Capital Region of Denmark and Institute of Clinical Medicine, Faculty of Health Sciences, University of Copenhagen, Copenhagen, Denmark
3Clinical Psychology and Epidemiology, Department of Psychology, University of Basel, Basel, Switzerland
4Department of Child and Adolescent Psychiatry, University of Zurich, Zurich, Switzerland