1. Center of Geriatrics and Gerontology, Medical Center – University of Freiburg, Faculty of Medicine, University of Freiburg, Germany
2. Freiburg Brain Imaging, Medical Center – University of Freiburg, Faculty of Medicine, University of Freiburg, Germany
3. Department of Psychiatry and Psychotherapy, Medical Center – University of Freiburg, Faculty of Medicine, University of Freiburg, Germany
4. University Hospital of Old Age Psychiatry and Psychotherapy, University of Bern, Switzerland
5. Department of Neuroradiology, Medical Center – University of Freiburg, Faculty of Medicine, University of Freiburg, Germany
6. Department of Geriatric Psychiatry, Central Institute of Mental Health, Medical Faculty Mannheim, University of Heidelberg, Germany
7. Department of Neuroradiology, University Medical Center Mannheim, Medical Faculty Mannheim, University of Heidelberg, Germany
8. Institute of Medical Biometry and Statistics, Medical Faculty and Medical Center, University of Freiburg, Germany