1. Department of Otolaryngology—Head and Neck Surgery, The James Cancer Hospital and Solove Research Institute The Ohio State University Wexner Medical Center Columbus Ohio U.S.A.
2. Department of Otolaryngology—Head and Neck Surgery University of California Davis Health System Sacramento California U.S.A.
3. College of Medicine The Ohio State University Columbus Ohio U.S.A.
4. Department of Biomedical Informatics and Center for Biostatistics The Ohio State University Columbus Ohio U.S.A.
5. Department of Otolaryngology—Head and Neck Surgery Vanderbilt University Nashville Tennessee U.S.A.
6. Department of Otolaryngology—Head and Neck Surgery Washington University School of Medicine St. Louis Missouri U.S.A.