Acknowledgments
This work was supported by grants from the National Institute of Health (RC1-AG035954, P30AG12300), the RGK foundation, Alzheimer’s Association New Investigator Grant (NIRG-11- 173815), and the Berman Research Initiative at the Center for BrainHealth. The authors thank Dr. Elizabeth K. Bartz, Rajen Patel, Monique Salinas, Erin Venza, Audette Rackley, Molly Keebler, and Claire Gardner for their invaluable assistance in data collection.