1. Department of Health Economics and Health Services Research, Hamburg Center for Health EconomicsUniversity Medical Center Hamburg‐Eppendorf Hamburg Germany
2. Department of Primary Medical Care, Center for Psychosocial MedicineUniversity Medical Center Hamburg‐Eppendorf Hamburg Germany
3. Institute of General PracticeHannover Medical School Hannover Germany
4. Central Institute of Mental HealthMedical Faculty Mannheim/Heidelberg University Mannheim Germany
5. Institute of General Practice, Medical FacultyHeinrich‐Heine‐University Düsseldorf Düsseldorf Germany
6. Institute of Social Medicine, Occupational Health and Public HealthUniversity of Leipzig Leipzig Germany
7. Department of Economic & Social SciencesUniversity of Applied Sciences Nordhausen Nordhausen Germany
8. Department of PsychiatryTechnical University of Munich Munich Germany
9. Department for Neurodegenerative Diseases and Geriatric PsychiatryUniversity of Bonn Bonn Germany
10. DZNE, German Center for Neurodegenerative Diseases Bonn Germany