1. Department of Radiation Oncology, Stritch School of Medicine, Loyola University Chicago, Chicago, IL, USA
2. Division of Hematology and Oncology, University of Florida College of Medicine, Gainesville, FL, USA
3. Division of Hematology and Oncology, Department of Medicine, Warren Alpert Medical School of Brown University, Providence, RI, USA
4. Department of Radiation Oncology, University of Texas MD Anderson Cancer Center, Houston, TX, USA
5. The Ohio State University Wexner Medical Center, Columbus, OH, USA
6. The Emmes Company, LLC, Rockville, MD, USA
7. Coordinating Center for Clinical Trials, National Cancer Institute, Bethesda, MD, USA
8. Cancer Therapy Evaluation Program, National Cancer Institute, Bethesda, MD, USA