^○Inga Voges (University Hospital Schleswig-Holstein, Campus Kiel, Department of Congenital Heart Disease and Paediatric Cardiology, Kiel, Germany)

^○Nicolaas Andreas Blom (Department of Pediatric Cardiology Leiden University Medical Center)

^○Ken Takahashi (Department of Pediatrics, Juntendo University Faculty of Medicine )

^○Hajime Ichikawa, Takaya Hoashi, Tomohiro Nakata, Masatoshi Shimada, Motoki Komori (Pediatric Cardiovascular Surgery, National Cerebral and Cardiovascular Center)