1. Department of Psychiatry and Psychotherapeutic Medicine, Medical University of Graz, Graz, Austria
2. Clinical Institute of Medical and Chemical Laboratory Diagnostics, Medical University of Graz, Graz, Austria
3. Division of Cardiology, Department of Internal Medicine, Medical University of Graz, Graz, Austria
4. Department of Psychiatry and Psychotherapy I, State Hospital Graz II, Graz, Austria
5. ZARG Zentrum Für Ambulante Rehabilitation GmbH, Graz, Austria
6. Division of Endocrinology and Diabetology, Department of Internal Medicine, Medical University of Graz, Graz, Austria