1. Harvard Radiation Oncology Program Dana‐Farber Cancer Institute and Brigham and Women's Hospital Boston Massachusetts
2. Department of Radiation Oncology Dana‐Farber Cancer Institute and Brigham and Women's Hospital Boston Massachusetts
3. Department of Statistics University of Connecticut Storrs Connecticut
4. Department of Computer Science and Statistics University of Rhode Island Kingston Rhode Island
5. Department of Pathology Baptist Hospital and Miami Cancer Institute Miami Florida
6. Department of Medicine Memorial Sloan Kettering Cancer Center New York New York
7. Department of Medicine University of California San Francisco San Francisco California