1. Department of Epidemiology and Biostatistics, Arnold School of Public Health, University of South Carolina, Columbia, SC, USA
2. South Carolina SmartState Center for Healthcare Quality, Arnold School of Public Health, University of South Carolina, Columbia, SC, USA
3. Rural and Minority Health Research Center, Arnold School of Public Health, University of South Carolina, Columbia, SC, USA
4. Office for the Study on Aging, Arnold School of Public Health, University of South Carolina, Columbia, SC, USA
5. Department of Biological Sciences, College of Arts and Sciences, University of South Carolina, Columbia, SC, USA
6. Department of Health Promotion, Education, and Behavior, University of South Carolina, Columbia, SC, USA