1. Center for Health Disparities Research, Department of Medicine, Medical University of South Carolina, Charleston, South Carolina.
2. Division of General Internal Medicine and Geriatrics, Department of Medicine, Medical University of South Carolina, Charleston, South Carolina.
3. Health Equity and Rural Outreach Innovation Center (HEROIC), Ralph H. Johnson VA Medical Center, Charleston, South Carolina.
4. College of Medicine, Medical University of South Carolina, Charleston, South Carolina.