1. Department of Otolaryngology–Head & Neck Surgery, San Antonio Military Medical Center, 3551 Roger Brooke Dr, Fort Sam Houston, TX
2. ENT Section, South Texas Veterans Health Care System, 7400 Merton Minter, San Antonio, TX
3. Department of Otolaryngology, University of Texas Health Science Center San Antonio, 8300 Floyd Curl Dr, San Antonio, TX