1. Department of Psychiatry and Psychotherapy, Division of Medical Psychology, University Hospital of Bonn,
2. Department of Psychiatry and Psychotherapy, University Hospital of Cologne, Germany
3. Psychiatric University Hospital, Zürich, Switzerland
4. Interdisciplinary Center for Clinical Research (ICCR), Functional Neuroimaging Unit, RWTH Aachen
5. Department of Radiology, University Hospital of Cologne, Germany