1. South Carolina SmartState Center for Healthcare Quality, Arnold School of Public Health, University of South Carolina , Columbia, SC 29208, United States
2. Department of Health Promotion, Education and Behavior, Arnold School of Public Health, University of South Carolina , Columbia, SC 29208, United States
3. Department of Epidemiology and Biostatistics, Arnold School of Public Health, University of South Carolina , Columbia, SC 29208, United States
4. Department of Health Services Policy and Management, Arnold School of Public Health, University of South Carolina , Columbia, SC 29208, United States
5. Department of Internal Medicine, School of Medicine, University of South Carolina , Columbia, SC 29208, United States