1. University of Chicago Pritzker School of Medicine, Chicago, Illinois
2. Department of Surgery, University of Chicago, Chicago, Illinois
3. Department of Medicine, Section of Hematology/Oncology, University of Chicago, Chicago, Illinois
4. Department of Radiology, University of Chicago, Chicago, Illinois
5. Department of Radiation and Cellular Oncology, University of Chicago, Chicago, Illinois
6. Centre for Health Economics and Policy Innovation, Imperial College Business School, Imperial College London, London, United Kingdom