1. Division of Facial Plastic and Reconstructive Surgery, Department of Otolaryngology-Head and Neck Surgery, Stanford University School of Medicine, Stanford, California, USA.
2. Division of Facial Plastic and Reconstructive Surgery, Department of Otolaryngology-Head and Neck Surgery, Washington University School of Medicine, St. Louis, Missouri, USA.
3. Division of Otolaryngology-Head and Neck Surgery, Department of Surgery, University of Montreal, Montréal, Canada.