1. Institute for History, Theory and Ethics in Medicine, University Hospital, RWTH Aachen University, Aachen, Germany
2. Center for Affective, Stress and Sleep Disorders and Center for Geriatric Psychiatry, University Psychiatric Clinics Basel, Basel, Switzerland
3. Department of Psychiatry, Psychotherapy and Psychosomatics, Psychiatric University Hospital Zurich, Zurich, Switzerland
4. Department of Psychiatry, Psychiatric Service of the Health District of Bozen (SABES-ASDAA), Bozen, Italy
5. Department of Psychiatry, Psychotherapy and Psychosomatics, University Hospital, RWTH Aachen University, Aachen, Germany.