1 Division of Facial Plastic and Reconstructive Surgery, Department of Otolaryngology/Head and Neck Surgery, University of North Carolina, Chapel Hill, North Carolina, USA.
2 Division of Facial Plastic and Reconstructive Surgery, Department of Otolaryngology-Head and Neck Surgery, University of Oklahoma, Oklahoma City, Oklahoma, USA.
3 Campbell University School of Osteopathic Medicine, Lillington, North Carolina, USA.