Affiliation: | 1. Division of Thoracic Surgery, Owensboro Medical Health System, Owensboro, Kentucky;2. Division of Thoracic Surgery, Greenville Memorial Hospital, Greenville, South Carolina;3. Department of Surgery, Saint Agnes Hospital, Baltimore, Maryland;4. Division of Thoracic Surgery, Baptist Memorial Hospital, Memphis, Tennessee;5. Department of Surgery, Tampa General Hospital, Tampa, Florida |