1. Department of Psychiatry, Psychosomatic Medicine and Psychotherapy, University Hospital of Frankfurt, Frankfurt, Germany
2. Institute of Toxikology, University of Würzburg, Würzburg, Germany
3. Department of Child and Adolescent Psychiatry, Psychosomatics and Psychotherapy, University Hospital of Tübingen, Tübingen, Germany
4. Department of Child and Adolescent Psychiatry, Psychosomatics and Psychotherapy, University Hospital of Würzburg, Würzburg, Germany
5. Department of Psychiatry and Psychotherapy, Hospital of Nürtingen, Nürtingen, Germany