1. Department of Radiology and Imaging Sciences, University of Utah, Salt Lake City, UT, USA
2. The Mental Illness Research Education and Clinical Center (MIRECC), and VA Puget Sound Health Care System, Seattle, WA, USA
3. Department of Psychiatry, University of Washington, Seattle, WA, USA
4. Geriatric Research Education and Clinical Center (GRECC) and VA Puget Sound Health Care System, Seattle, WA, USA
5. Department of Molecular and Cellular Biology, University of Washington, Seattle, WA, USA
6. Department of Radiology, University of Washington, Seattle, WA, USA
7. Department of Medicine, University of Washington, Seattle, WA, USA
8. Department of Pharmacology, University of Washington, Seattle, WA, USA