Affiliation: | 1. Department of Otolaryngology–Head and Neck Surgery, Washington University School of Medicine, Saint Louis, Missouri;2. Stanford Medical Scholars Fellowship, Stanford University School of Medicine, Stanford, California;3. Department of Urology, University of Iowa School of Medicine, Iowa City, Iowa;4. Department of Otolaryngology–Head and Neck Surgery, University of Colorado School of Medicine, Aurora, Colorado, U.S.A |