Joseph R. Dynlacht,^1,*,** Elaine M. Zeman,^2,** Kathryn D. Held,^3,** James Deye,^4,**,*** Bhadrasain Vikram,^5,** Michael C. Joiner<sup>6,**

1</sup>a Department of Radiation Oncology, Indiana University School of Medicine, Indianapolis, Indiana 462
²b Department of Radiation Oncology, University of North Carolina School of Medicine, Chapel Hill, No
³c Department of Radiation Oncology, Massachusetts General Hospital and Harvard Medical School, Bosto
⁴d National Cancer Institute, Division of Cancer Treatment and Diagnosis, Radiation Research Program,
⁵e Clinical Radiation Oncology Branch, NCI/NIH, Bethesda, Maryland 20892-9727
⁶f Department of Oncology, Wayne State University School of Medicine, Detroit, Michigan 48201-2013

^*Address for correspondence: Indiana University, Department of Radiation Oncology, Indiana Cancer Pavilion, RT041, 535 Barnhill Dr., Indianapolis, IN 46202; e-mail: jdynlach@iupui.edu.
^**All authors contributed equally to this article.
^***Retired.