1. Department of Otolaryngology-Head and Neck Surgery; University of Colorado; Aurora; CO
2. Department of Otolaryngology-Head and Neck Surgery; University of Utah; Salt Lake City; UT
3. Department of Otolaryngology-Head and Neck Surgery; University of Texas Houston; Houston; TX
4. Department of Otolaryngology-Head and Neck Surgery; Oregon Health and Science University; Portland; OR
5. Department of Otolaryngology-Head and Neck Surgery; Albert Einstein College of Medicine, Montefiore Medical Center; Bronx; NY