1. Department of Radiation Oncology, UPMC Hillman Cancer Center, Pittsburgh, PA 15232, USA
2. Department of Food Science, University of Wisconsin-Madison, Madison, WI 53706, USA
3. Department of Medicine, University of Pittsburgh, Pittsburgh, PA 15260, USA
4. Department of Biostatistics, University of Pittsburgh, Pittsburgh, PA 15260, USA
5. ChromoLogic, LLC, Monrovia, CA 91016, USA
6. Division of Cancer Prevention, National Cancer Institute, Rockville, MD 20850, USA