1. Medical Scientist Training Program, University of Pittsburgh and Carnegie Mellon University, Pittsburgh, PA, USA
2. Department of Otolaryngology–Head and Neck Surgery, University of California, Irvine, CA, USA
3. Department of Otorhinolaryngology–Head and Neck Surgery, Rush University Medical Center, Chicago, IL, USA
4. Department of Hematology and Oncology, University of California, Irvine, CA, USA