1. Department of Otolaryngology‐Head and Neck Surgery Harvard Medical School Boston Massachusetts U.S.A.
2. Department of Otolaryngology Massachusetts Eye and Ear Boston Massachusetts U.S.A.
3. Department of Otolaryngology Cedars‐Sinai Medical Center Los Angeles California U.S.A.
4. Department of Otolaryngology Indiana University Indianapolis Indiana U.S.A.
5. Center for Global Surgery Evaluation Harvard Medical School Boston Massachusetts U.S.A.
6. Department of Otolaryngology University of Louisville School of Medicine Louisville Kentucky U.S.A.
7. Rhinology, Sinus & Skull Base Kentuckiana Ear, Nose & Throat Louisville Kentucky U.S.A.