1. Department of Otorhinolaryngology–Head and Neck Surgery, Montefiore Medical Center, Albert Einstein College of Medicine, Bronx, NY
2. Department of Otolaryngology, New York University, New York, NY
3. Department of Surgery, Section of Otolaryngology, Yale University School of Medicine, New Haven, CT
4. Department of Otolaryngology, New York Eye and Ear Infirmary, New York, and New York Medical College, Valhalla, NY