Susan D Moffatt-Bruce1, Madonna E Lee2, Peter J Kneuertz3. 1. Division of Thoracic Surgery, Department of Surgery, The Ohio State University, Columbus, Ohio. Electronic address: Susan.moffatt-bruce@osumc.edu. 2. Division of Congenital Cardiac Surgery, Department of Surgery, Seattle Children's Hospital, Seattle, Wash. 3. Division of Thoracic Surgery, Department of Surgery, The Ohio State University, Columbus, Ohio.