1. From the Departments of Pediatrics (G.B.K., M.K.S., E.J.B.)
2. Radiology (E.-A.P., W.L.)
3. Seoul National University Children’s Hospital, South Korea; Department of Thoracic and Cardiovascular Surgery, Veterans Health Service Medical Center, Seoul, South Korea (H.-G.L.)
4. Department of Thoracic and Cardiovascular Surgery, Sejong General Hospital, Bucheon, South Korea (Y.J.K.).