1 Section of General Thoracic Surgery, Department of Surgery, Emory University School of Medicine, The Emory Clinic, 1365 Clifton Rd NE, Bldg A, Atlanta, GA 30322. Electronic address: rmedber@emory.edu.
2 Section of General Thoracic Surgery, Department of Surgery, Emory University School of Medicine, The Emory Clinic, 1365 Clifton Rd NE, Bldg A, Atlanta, GA 30322.