1. Department of Child and Adolescent Psychiatry and Psychotherapy, University Medical Center of Goettingen, Goettingen, Germany
2. Centre for Sleep Science, School of Human Sciences, University of Western Australia, Perth, WA, Australia
3. Centre and Discipline of Child and Adolescent Psychiatry, Psychosomatics and Psychotherapy, University of Western Australia, Perth, WA, Australia
4. Telethon Kids Institute, Perth, WA, Australia
5. Specialised Child and Adolescent Mental Health Services, Department of Health in Western Australia, Perth, WA, Australia
6. Department of Psychosomatic Medicine and Psychotherapy, German Centre for Cardiovascular Research, University of Goettingen, Goettingen, Germany
7. Child and Adolescent Psychiatry, Psychiatry Services Thurgau, Weinfelden, Switzerland
8. Department of Child and Adolescent Psychiatry, Psychosomatic Medicine and Psychotherapy, Jena University Hospital, Friedrich Schiller University Jena, Germany