1. Division of Otolaryngology-Head and Neck Surgery, Department of Surgery, Yale University School of Medicine, New Haven, Connecticut, USA.
2. Center for Advanced Facial Plastic Surgery, Beverly Hills, California, USA.
3. Division of Head and Neck Surgery, Department of Otolaryngology-Head and Neck Surgery, David Geffen School of Medicine at the University of California Los Angeles, Los Angeles, California, USA.