1. Department of Epidemiology and Biostatistics, Memorial Sloan Kettering Cancer Center, New York, New York
2. Department of Radiation Physics, The University of Texas MD Anderson Cancer Center, Houston, Texas
3. Department of Medical Physics
4. Department of Radiation Oncology, Memorial Sloan Kettering Cancer Center, New York, New York
5. Lunenfeld-Tanenbaum Research Institute, Sinai Health, Toronto, Ontario, Canada
6. Public Health Sciences Division, Fred Hutchinson Cancer Research Center, Seattle, Washington
7. Departments of Epidemiology & Population Health and of Medicine, Stanford University School of Medicine, Stanford, California
8. Beckman Research Institute, City of Hope Comprehensive Cancer Center, Duarte, California
9. Department of Epidemiology, University of Iowa, Iowa City, Iowa
10. Danish Cancer Society Research Center, Copenhagen, Denmark
11. Department of Population Health, New York University Grossman School of Medicine, New York, New York
12. National Council on Radiation Protection and Measurements, Bethesda, Maryland