1 Otolaryngology, Head and Neck Surgery, University of Pennsylvania, Penn Voice and Swallowing Center, Philadelphia VA Medical Center, 5 Silverstein, 3400 Spruce Street, Philadelphia, PA 19010, USA. Electronic address: Natasha.Mirza@uphs.upenn.edu.
2 Otolaryngology, Head and Neck Surgery, Stanford University, Comprehensive Otolaryngology, Adult Otolaryngology, 801 Welch Road, Second Floor, Palo Alto, CA 94305, USA. Electronic address: Jennifer.Y.Lee@stanford.edu.