1. Section of Cancer Economics and Policy, Department of Health Services Research, University of Texas MD Anderson Cancer Center , Houston, TX, USA
2. Department of Health Policy and Management, University of Pittsburgh Graduate School of Public Health , Pittsburgh, PA, USA
3. Department of Population Medicine, Harvard Medical School and Harvard Pilgrim Health Care Institute , Boston, MA, USA
4. Healthcare Delivery Research Program, National Cancer Institute , Bethesda, MD, USA
5. Department of Health Policy and Management, Rollins School of Public Health, and the Winship Cancer Institute, Emory University , Atlanta, GA, USA
6. Hutchinson Institute for Cancer Outcomes Research, Fred Hutchinson Cancer Institute , Seattle, WA, USA
7. Institute for Health Research, Kaiser Permanente Colorado , Aurora, CO, USA