1 Columbia University Vagelos College of Physicians and Surgeons, New York, NY. Electronic address: lga2122@cumc.columbia.edu.
2 Department of Otolaryngology-Head and Neck Surgery, The Center for Voice and Swallowing, Columbia University Irving Medical Center, New York-Presbyterian Hospital, New York, NY.
3 Division of Pulmonary, Allergy, and Critical Care Medicine, Columbia University Irving Medical Center, New York, NY.