1. Department of Otolaryngology – Head and Neck Surgery, Vanderbilt University Medical Center, Nashville, Tennessee, USA.
2. Department of Otolaryngology – Head and Neck Surgery, Louisiana State University Health Sciences Center, Baton Rouge, Louisiana, USA.
3. Center for Facial Plastic and Reconstructive Surgery, Our Lady of the Lake Regional Medical Center, Baton Rouge, Louisiana, USA.
4. Division of Facial Plastic and Reconstructive Surgery, Vanderbilt University Medical Center, Nashville, Tennessee, USA.
5. Clymer Facial Plastic Surgery, Brentwood, Tennessee, USA.