1. Department of Nursing, Graduate School of Medicine, Yokohama City University
2. Department of Regional Pediatrics and Perinatology, Graduate School of Medicine, Ehime University
3. Division of Cardiology, National Center for Child Health and Development
4. Department of Cardiology, Hyogo Prefectural Kobe Children’s Hospital
5. Cardiovascular Center, St. Luke’s International Hospital
6. Department of Pediatrics, International University of Health and Welfare
7. Department of Education and Research Promotion, Department of Pediatric Cardiology, National Cerebral and Cardiovascular Center