Institution: | 1. Department of Pathology, Johns Hopkins University, Baltimore, MD 21287, USA;2. Department of Oncology, Johns Hopkins University, Baltimore, MD 21287, USA;3. Department of Otolaryngology, Johns Hopkins University, Baltimore, MD 21287, USA;4. Department of Pathology and Diagnostics, University of Verona, Verona 37134, Italy;5. Anatomic Pathology, Pederzoli Hospital, Peschiera d/G, Verona 37019, Italy;6. Department of Urology, Johns Hopkins University, Baltimore, MD 21287, USA |