1 Division of Facial Plastic and Reconstructive Surgery, Department of Otolaryngology-Head and Neck Surgery, Stanford University School of Medicine, Stanford, Calif., Department of Otolaryngology-Head and Neck Surgery, Mansoura University Faculty of Medicine, Mansoura, Egypt.
2 Department of Physical and Rehabilitation Medicine, Turku University Hospital and University of Turku, Turku, Finland.
3 Department of Otolaryngology-Head and Neck Surgery, Mansoura University Faculty of Medicine, Mansoura, Egypt.
4 Division of Otolaryngology-Head and Neck Surgery, Université de Montréal, Montreal, Quebec, Canada.
5 Division of Facial Plastic and Reconstructive Surgery, Department of Otolaryngology-Head and Neck Surgery, Stanford University School of Medicine, Stanford, Calif.