1. University of Cologne, Faculty of Medicine and University Hospital Cologne Department of Child and Adolescent Psychiatry, Psychosomatics, and Psychotherapy, , Germany
2. University of Freiburg Department of Child and Adolescent Psychiatry, Psychotherapy, and Psychosomatics, , Germany
3. University of California Department of Psychological and Brain Sciences, , Santa Barbara, CA
4. University of Cologne, Faculty of Medicine and University Hospital Cologne Department of Pediatrics, , Germany
5. University Hospital C. G. Carus Department of Child and Adolescent Psychiatry and Psychotherapy, Technische Universität Dresden, Faculty of Medicine, , Germany