Affiliation: | 1. Department of Otolaryngology, Thomas Jefferson University, Philadelphia, Pennsylvania, U.S.A.;2. Department of Pathology, Thomas Jefferson University, Philadelphia, Pennsylvania, U.S.A.;3. Department of Biostatistics, Thomas Jefferson University, Philadelphia, Pennsylvania, U.S.A.;4. Department of Medical Oncology, Thomas Jefferson University, Philadelphia, Pennsylvania, U.S.A.;5. Department of Dermatology and Cutaneous Biology, Thomas Jefferson University, Philadelphia, Pennsylvania, U.S.A. |