1. Department of Otolaryngology–Head and Neck SurgeryPhiladelphia Pennsylvania U.S.A.
2. Department of Medical OncologyPhiladelphia Pennsylvania U.S.A.
3. Department of PathologyAnatomy, and Cell BiologyPhiladelphia Pennsylvania U.S.A.
4. Department of BiostatisticsThomas Jefferson UniversityPhiladelphia Pennsylvania U.S.A.
5. Department of Biochemistry‐National Research Resource for Imaging Mass SpectrometryVanderbilt UniversityNashville Tennessee U.S.A.