1. College of Public Health; University of Kentucky; Lexington Kentucky
2. Sanders-Brown Center on Aging; University of Kentucky; Lexington Kentucky
3. Department of Statistics; University of Kentucky; Lexington Kentucky
4. Department of Biostatistics; University of Kentucky; Lexington Kentucky
5. Department of Counseling Psychology; New Mexico State University; Las Cruces New Mexico
6. Department of Neurology; University of Kentucky; Lexington Kentucky
7. Baptist Health Medical Group; Neurology; Lexington Kentucky
8. Department of Epidemiology; University of Kentucky; Lexington Kentucky