1. Bobby R. Alford Department of Otolaryngology–Head and Neck SurgeryBaylor College of Medicine Houston Texas U.S.A.
2. ENT Section, Operative Care LineMichael E. DeBakey Veterans Affairs Medical Center Houston Texas U.S.A.
3. Department of Head and Neck SurgeryUniversity of Texas MD Anderson Cancer Center Houston Texas U.S.A.
4. Department of MedicineBaylor College of Medicine Houston Texas U.S.A.