1. Institute of Social Medicine, Occupational Health and Public Health (ISAP); University of Leipzig; Leipzig Germany
2. LIFE - Leipzig Research Center for Civilization Diseases; University of Leipzig; Leipzig Germany
3. Department of Psychiatry; Klinikum rechts der Isar; Technical University of Munich; Munich Germany
4. Department of Health Economics and Health Services Research; Hamburg Center for Health Economics; University Medical Center Hamburg-Eppendorf; Hamburg Germany
5. Department of Primary Medical Care; Center for Psychosocial Medicine; University Medical Center; Hamburg-Eppendorf Germany
6. Institute of General Practice; Medical Faculty; Heinrich-Heine-University Düsseldorf; Düsseldorf Germany
7. Department of Psychiatry; University of Bonn; Bonn Germany
8. Department of Psychiatry; University of Cologne; Medical Faculty; Cologne Germany
9. German Center for Neurodegenerative Diseases; DZNE; Bonn Germany
10. Work Group Medical Statistics and IT-Infrastructure; Institute for General Practice; Hannover Medical School; Hannover Germany
11. Central Institute of Mental Health; Medical Faculty Mannheim/Heidelberg University; Mannheim Germany