1. Department of Neurology, University of Kansas Medical Center (KUMC), Kansas City, KS, USA
2. Hoglund Brain Imaging Center, University of Kansas Medical Center, Kansas City, KS, USA
3. Department of Dietetics and Nutrition, University of Kansas Medical Center, Kansas City, KS, USA
4. Department of Psychology/Schiefelbusch Institute for Life Span Studies, University of Kansas (KU), Lawrence, KS, USA