1. Radiation Oncology Branch, Center for Cancer Research, Bethesda, Maryland
2. Radiation Research Program, Division of Cancer Treatment and Diagnosis, National Cancer Institute, Rockville, Maryland
3. Office of Hematology and Oncology Products, Center for Drug Evaluation and Research, US Food and Drug Administration, Silver Spring, Maryland
4. Department of Radiation Oncology, Vanderbilt School of Medicine, Nashville, Tennessee
5. Department of Radiation Oncology, University of California, San Francisco, San Francisco, California
6. Department of Medicine, University of Maryland School of Medicine, Baltimore, Maryland
7. Radiobiology Division, Consumer and Clinical Radiation Protection Bureau, Health Canada, Ottawa, Ontario
8. Department of Radiation Oncology, Virginia Commonwealth University, Richmond, Virginia
9. Department of Radiation Oncology, Henry Ford Hospital, Detroit, Michigan
10. National Institute of Allergy and Infectious Diseases, National Institutes of Health, Bethesda, Maryland
11. Department of Radiation Oncology, Indiana University School of Medicine, Indianapolis, Indiana