1. Department of Otolaryngology–Head and Neck Surgery University of Texas Southwestern Medical Center Dallas Texas U.S.A.
2. Department of Otolaryngology‐Head and Neck Surgery University of California, Davis Medical Center Sacramento California U.S.A.
3. Department of Otolaryngology–Head and Neck Surgery Stanford University Palo Alto California U.S.A.
4. Department of Radiology Stanford University Palo Alto California U.S.A.
5. Department of Otolaryngology—Head and Neck Surgery, Evelyn Trammell Institute for Voice and Swallowing Medical University of South Carolina Charleston South Carolina U.S.A.
6. Department of Otolaryngology – Head and Neck Surgery University of Kentucky Lexington Kentucky U.S.A.
7. The Sean Parker Institute for the Voice, Department of Otolaryngology–Head and Neck Surgery Weill Cornell Medical College New York U.S.A.
8. Section of Otolaryngology–Head and Neck Surgery, Department of Surgery, Cumming School of Medicine University of Calgary Calgary Alberta Canada
9. Department of Surgery University of Auckland Auckland New Zealand
10. Department of Otolaryngology–Head & Neck Surgery Medical College of Georgia at Augusta University Augusta Georgia U.S.A.