Affiliation: | 1. Department of Otolaryngology–Head and Neck Surgery, Oregon Health and Science University, Portland, OR;2. School of Medicine, Medical University of South Carolina, Charleston, SC;3. Department of Otolaryngology–Head and Neck Surgery, Medical University of South Carolina, Charleston, SC;4. Department of Otolaryngology–Head and Neck Surgery, Medical University of South Carolina, Charleston, SC Ralph H. Johnson VA Medical Center, Charleston, SC |