1. NRG Oncology, Philadelphia, Pennsylvania
2. Department of Medical Oncology, Dana-Farber Cancer Institute/Alliance, Boston, Massachusetts
3. Department of Biostatistics, University of Pittsburgh, Pittsburgh, Pennsylvania
4. Department of Radiation Oncology, Massachusetts General Hospital, Boston
5. Veterans Affairs Greater Los Angeles Healthcare System, Los Angeles, California
6. David Geffen School of Medicine at UCLA, Los Angeles, California
7. Department of Surgical Oncology, University of Texas MD Anderson Cancer Center, Houston
8. Department of Medical Physics, McGill University Health Centre, Montréal, Quebec, Canada
9. Department of Pathology, UPMC Hillman Cancer Center, Pittsburgh, Pennsylvania
10. Department of Radiology, Memorial Sloan Kettering Cancer Center, New York, New York
11. Department of Radiation Oncology, Medical College of Wisconsin, Milwaukee
12. Department of Radiation Oncology, Columbia University Irving Medical Center, Herbert Irving Comprehensive Cancer Center, New York, New York
13. SWOG Cancer Research Network, San Antonio, Texas
14. Fox Chase Cancer Center, Philadelphia, Pennsylvania
15. National Cancer Institute Community Oncology Research Program, Prisma Health Cancer Institute, Greenville, South Carolina
16. Missouri Baptist Medical Center, Heartland Cancer Research, National Cancer Institute Community Oncology Research Program, St Louis
17. Department of Radiation Oncology, UC Davis, Davis, California
18. Department of Radiation Oncology, University of Colorado Cancer Center, Aurora
19. Section of Gynecologic Oncology, University of Oklahoma Stephenson Cancer Center, Oklahoma City
20. Department of Internal Medicine, UT Southwestern Medical Center, Dallas, Texas
21. Department of Medical Oncology, St Joseph Mercy Hospital, Ann Arbor, Michigan
22. Department of Surgical Oncology, Fox Chase Cancer Center, Philadelphia, Pennsylvania
23. Department of Surgery, University of Pittsburgh, Pittsburgh, Pennsylvania
24. Department of Medicine, University of Florida Health Cancer Center, Gainesville