1. Department of Clinical Child and Adolescent Psychology, Philipps University Marburg, 35032 Marburg, Germany
2. Research Unit, Child and Adolescent Mental Health Center, 2100 Copenhagen, Denmark
3. Institute for Clinical Medicine, University of Copenhagen, 2200 Copenhagen, Denmark
4. Mental Health Research Program, The Village, Ludwig Boltzmann Gesellschaft, 6020 Innsbruck, Austria
5. Division of Psychiatry I, Department of Psychiatry, Psychotherapy and Psychosomatics, Medical University Innsbruck, 6020 Innsbruck, Austria