Affiliation: | ∗ Department of Radiation Oncology, University of Michigan Medical Center, Ann Arbor, Michigan;† Department of Pathology, University of Michigan Medical Center, Ann Arbor, Michigan;‡ Department of Biostatistics, University of Michigan Medical Center, Ann Arbor, Michigan;§ Department of Head and Neck Surgery, University of Michigan Medical Center, Ann Arbor, Michigan;‖ Department of Medical Oncology, University of Michigan Medical Center, Ann Arbor, Michigan;¶ Department of Radiology, University of Michigan Medical Center, Ann Arbor, Michigan |