1. Department of Neurodegenerative Diseases and Geriatric Psychiatry, University Hospital Bonn, Bonn, Germany
2. German Center for Neurodegenerative Diseases (DZNE), Bonn, Germany
3. Institute of Social Medicine, Occupational Health and Public Health (ISAP), Medical Faculty, University of Leipzig, Leipzig, Germany
4. Department of Education and Human Development, DIPF | Leibniz Institute for Research and Information in Education, Frankfurt am Main, Germany
5. Institute of Psychology, Goethe University, Frankfurt am Main, Germany
6. Center for Mind, Brain and Behavior, University of Marburg and Justus Liebig University Giessen, Germany
7. Department of Genetic Epidemiology in Psychiatry, Central Institute of Mental Health, Heidelberg University, Medical Faculty Mannheim, Mannheim, Germany
8. Department of Psychiatry and Psychotherapy, University Medicine Greifswald, Greifswald, Germany
9. German Centre for Neurodegenerative Diseases (DZNE), Partner Site Rostock/Greifswald, Greifswald, Germany
10. Department of Psychiatry, Psychosomatics and Psychotherapy, Center of Mental Health, Julius-Maximilians-University, Wuerzburg, Germany
11. Max Planck Institute for Psychiatry, Munich, Germany
12. Institute for Clinical Epidemiology and Biometry, Julius-Maximilians-University, Wuerzburg, Germany
13. Clinical Trial Center Würzburg, University Hospital Würzburg, Würzburg, Germany
14. Institute of Medical Informatics, Biometry and Epidemiology, University of Duisburg-Essen, University Hospital Essen, Essen, Germany
15. Institute of Epidemiology and Social Medicine, University of Münster, Germany