1. Department of Pediatrics, Division of Pediatric Cardiology; Yale University School of Medicine, New Haven, CT, USA
2. Pediatric Echocardiography Laboratory; Yale New Haven Children's Hospital, New Haven, CT, USA
3. Department of Surgery, Division of Pediatric Cardiothoracic Surgery; Yale University School of Medicine, New Haven, CT, USA
4. Department of Pediatrics; Yale University School of Medicine, New Haven, CT, USA
5. Department of Pediatric Surgery, Division of Pediatric Cardiology, Pediatric Heart Center, Skåne Universitetssjukhus; Lund Sweden