1. Gerontology Research Center and Department of Health Sciences; University of Jyväskylä; Jyväskylä Finland
2. Department of Neurology; Institute of Clinical Medicine; University of Eastern Finland; Kuopio Finland
3. Aging Research Center; Karolinska Institute and Stockholm University; Stockholm Sweden
4. Karolinska Institute Alzheimer Disease Research Center; Stockholm Sweden
5. Institute for Gerontology; School of Health Sciences; Jönköping University; Jönköping Sweden
6. Department of Chronic Disease Prevention; National Institute for Health and Welfare; Helsinki Finland
7. Institute of Public Health and Clinical Nutrition; University of Eastern Finland; Joensuu Finland
8. Hospital District of North Karelia; Joensuu Finland
9. Department of Neurology; Kuopio University Hospital; Kuopio Finland
10. Center for Vascular Prevention; Danube-University Krems; Krems Austria
11. Diabetes Research Group; King Abdulaziz University; Jeddah Saudi Arabia