1. Department of Otolaryngology and Head & Neck Surgery Johns Hopkins University, School of Medicine Baltimore Maryland USA
2. Department of Oral and Maxillofacial Surgery, Baruch Padeh Medical Center, Faculty of Medicine Bar Ilan University Ramat Gan Israel
3. Department of Pathology and Laboratory Medicine Weill Cornell Medicine New York New York USA
4. Section of Otolaryngology‐Head and Neck Surgery University of Chicago Chicago Illinois USA
5. Department of Medicine, Section of Hematology and Oncology University of Chicago Chicago Illinois USA
6. Department of Pathology University of Chicago Chicago Illinois USA