1. Geriatric Research, Education, and Clinical Center (GRECC) VA Puget Sound Health Care System, Seattle, WA, USA
2. Department of Medicine, University of Washington, Seattle, WA, USA
3. Northwest Network VISN-20 Mental Illness Research, Education and Clinical Center (MIRECC), University of Washington School of Medicine, Seattle, WA, USA
4. Northwest Lipid Metabolism and Diabetes Research Laboratories, University of Washington School of Medicine, Seattle, WA, USA
5. Psychiatry and Behavioral Sciences, University of Washington School of Medicine, Seattle, WA, USA
6. Department of Neurosciences, University of California at San Diego and VA Medical Center, San Diego, CA, USA
7. Department of Neurology, University of California at Davis, Sacramento, CA, USA
8. Department of Neurology, Indiana University School of Medicine, Indianapolis, IN, USA
9. Department of Neurology, Institute on Aging, University of Pennsylvania, Philadelphia, PA, USA
10. Department of Neurology, Oregon Health and Science University, Portland, OR, USA
11. Portland VA Medical Center, Portland, OR, USA
12. Department of Neurology, University of Washington School of Medicine, Seattle, WA, USA