1. Department of Health Policy and Management, University of North Carolina at Chapel Hill, Chapel Hill, North Carolina
2. Department of Industrial and Systems Engineering, North Carolina State University, Raleigh, North Carolina
3. Lineberger Comprehensive Cancer Center, University of North Carolina at Chapel Hill, Chapel Hill, North Carolina
4. Center for Health Promotion and Disease Prevention, University of North Carolina at Chapel Hill, Chapel Hill, North Carolina
5. Division of General Medicine and Clinical Epidemiology, University of North Carolina at Chapel Hill, Chapel Hill, North Carolina
6. Sheps Center for Health Services Research, University of North Carolina at Chapel Hill, Chapel Hill, North Carolina
7. Division of Cancer Prevention and Control, Centers for Disease Control and Prevention, Atlanta, Georgia
8. Department of Epidemiology, University of North Carolina at Chapel Hill, Chapel Hill North Carolina
9. Renaissance Computing Institute, University of North Carolina at Chapel Hill, Chapel Hill, North Carolina