1. Department of Otolaryngology-Head and Neck Surgery, The Pennsylvania State University, College of Medicine, Hershey, Pennsylvania, USA.
2. College of Medicine, The Pennsylvania State University, Hershey, Pennsylvania, USA.
3. Division of Facial Plastic and Reconstructive Surgery, Department of Otolaryngology-Head and Neck Surgery, The Pennsylvania State University, College of Medicine, Hershey, Pennsylvania, USA.