| Affiliation: | 1. Department of Surgery, Division of Otolaryngology–Head and Neck Surgery, University of California–San Diego, San Diego, California, U.S.A.;2. Division of Rhinology and Sinus/Skull Base Surgery, Oregon Sinus Center, Department of Otolaryngology–Head and Neck Surgery;3. Oregon Health and Science University, Portland, Oregon, U.S.A.;4. Department of Otolaryngology, University of Colorado, Aurora, Colorado, U.S.A.;5. Division of Otolaryngology–Head and Neck Surgery, Rhinology–Sinus and Skull Base Surgery Program, Department of Surgery, University of Utah, Salt Lake City, Utah, U.S.A. |
