1. Department of Medicine University of Washington Seattle WA USA
2. VA Puget Sound Health Care System Geriatric Research Education and Clinical Center Seattle WA USA
3. Department of Psychiatry and Behavioral Sciences University of Washington Seattle WA USA
4. Department of Radiology and Imaging Sciences and the Indiana Alzheimer's Disease Center Indiana University School of Medicine Indianapolis IN USA
5. Kaiser Permanente Washington Health Research Institute Seattle WA USA
6. Department of Psychosocial and Community Health University of Washington Seattle WA USA
7. Department of Neurology Swedish Medical Center Seattle WA USA
8. Department of Radiology University of Washington Seattle WA USA
9. Department of Neurology University of Washington Seattle WA USA
10. College of Arts and Sciences University of Washington Seattle WA USA
11. Department of Epidemiology Johns Hopkins Bloomberg School of Public Health Baltimore MD USA
12. Department of Pathology University of Washington Seattle WA USA
13. Department of Neurology Boston University School of Medicine Boston MA USA