1. Department of Otolaryngology; Emory University School of Medicine; Atlanta Georgia
2. Department of Otolaryngology-Head and Neck Surgery; Northwestern University Feinberg School of Medicine; Chicago Illinois
3. Sacramento Ear Nose and Throat Medical and Surgical Group; Roseville
4. Ear, Nose and Throat Associates of South Florida; Boca Raton Florida
5. Division of Facial Plastic & Reconstructive Surgery; Stanford University School of Medicine; Stanford California U.S.A.