1. Clinic for Child and Adolescence Psychiatry, Neurology, Psychosomatics and Psychotherapy, University of Rostock, Rostock, Germany
2. Bayer Vital GmbH, Leverkusen, Germany
3. Clinic of Psychiatry and Psychotherapy, University of Rostock, Rostock, Germany
4. Department of Psychiatry and Psychotherapy, University Medical Centre of Mainz, Mainz, Germany