1. From the Departments of Radiology (H.L., C.L.), Cardiovascular Surgery (J.C.), Neonatology (S.L.), and Pediatric Cardiology (Z.X.), Guangdong General Hospital, Guangdong Academy of Medical Sciences, GuangZhou, GuangDong, China; Cardiovascular Imaging Program, Department of Medicine (Division of Cardiovascular Medicine) and Radiology, Brigham and Women’s Hospital, Harvard Medical School, Boston, MA (H.L., Y.J., R.Y.K., S.S.S.); and Department of Medical Imaging and Intervention, Chang Gung Memorial...