[1
]
Department of Surgery, Abington Health, Abington, Pa. Electronic address: cpezzi@abingtonhealth.org.
[2
]
American College of Surgeons, Commission on Cancer, Chicago, Ill.
[3
]
Department of Surgery, Abington Health, Abington, Pa.
[4
]
Department of Thoracic Surgery, Vanderbilt University Medical Center, Nashville, Tenn.