1. Department of Otolaryngology – Head and Neck Surgery Washington University School of Medicine St. Louis Missouri USA
2. John Cochran Veterans Affairs Medical Center St. Louis Missouri USA
3. VA Health Services Research and Development Center for Innovations in Quality, Effectiveness, and Safety Michael E. DeBakey Veterans Affairs Medical Center Houston Texas USA
4. Department of Medicine Baylor College of Medicine Houston Texas USA
5. ENT Section, Operative Care Line Michael E. DeBakey Veterans Affairs Medical Center Houston Texas USA
6. Bobby R. Alford Department of Otolaryngology–Head and Neck Surgery Baylor College of Medicine Houston Texas USA
7. Center for Translational Research on Inflammatory Disease (CTRID) Michael E. DeBakey Veterans Affairs Medical Center Houston Texas USA