1. Vanderbilt Memory & Alzheimer's Center, Department of Neurology, Vanderbilt University Medical Center, Nashville, TN, USA
2. Department of Biostatistics, Vanderbilt University School of Medicine, Nashville, TN, USA
3. Vanderbilt-Meharry Alliance, Nashville, TN, USA
4. Boston University School of Medicine, Boston, MA, USA
5. Newton Wellesley Hospital, Department of Medicine, Newton, MA, USA
6. Division of Cardiovascular Medicine, Department of Medicine, Vanderbilt University School of Medicine, Nashville, TN, USA
7. Center for Quality Aging, Department of Medicine, Vanderbilt University School of Medicine, Nashville, TN, USA
8. Section of Cardiovascular Medicine, Boston Medical Center, Boston, MA, USA