1. Department of Surgery, University of Texas Southwestern Medical Center , 6201 Harry Hines Blvd, Dallas, TX 75235 , United States
2. Department of Otorhinolaryngology, University of Texas Southwestern Medical Center , 6201 Harry Hines Blvd, Dallas, TX 75235 , United States
3. Division of Thoracic Surgery , Department of Cardiovascular and Thoracic Surgery, , 6201 Harry Hines Blvd, Dallas, TX 75235 , United States
4. University of Texas Southwestern Medical Center , Department of Cardiovascular and Thoracic Surgery, , 6201 Harry Hines Blvd, Dallas, TX 75235 , United States