1 Department of Otolaryngology-Head and Neck Surgery, Washington University in St. Louis, St. Louis, Missouri, USA.
2 Mercer University School of Medicine, Columbus, Georgia, USA.
3 Division of Facial Plastic and Reconstructive Surgery, Department of Otolaryngology-Head and Neck Surgery, Washington University in St. Louis, St. Louis, Missouri, USA.
4 Department of Otolaryngology-Head and Neck Surgery, Washington University Voice and Airway Center, Washington University in St. Louis, St. Louis, Missouri, USA.