Affiliation: | 1. Diagnostic Center for Sonography, Hokkaido University Hospital, Sapporo, Japan;2. Graduate School of Health Sciences, Hokkaido University, Sapporo, Japan;3. Faculty of Health Sciences, Hokkaido University, Sapporo, Japan;4. Department of Cardiovascular Medicine, Faculty of Medicine and Graduate School of Medicine, Hokkaido University, Sapporo, Japan;5. Division of Cardiology, Hakodate Municipal Hospital, Hakodate, Japan;1. Division of Pediatric Cardiology, Department of Pediatrics, Lurie Children’s Hospital of Chicago, Northwestern University Feinberg School of Medicine, Chicago, Illinois;2. Division of Pediatric Cardiology, Department of Pediatrics, Texas Children’s Hospital, Baylor College of Medicine, Houston, Texas;3. Department of Pediatrics, Division of Pediatric Cardiology, Betty Irene Moore Heart Center, Lucile Packard Children’s Hospital, Stanford University Medical School, Palo Alto, California;4. Department of Pediatrics, Lucile Packard Children’s Hospital, Stanford University Medical School, Palo Alto, California;1. Department of Pediatrics, Lucile Packard Children''s Hospital, Stanford University School of Medicine, Palo Alto, California;2. Quantitative Sciences Unit, Stanford University School of Medicine, Palo Alto, California;1. Division of Infectious Diseases, Department of Medicine, Massachusetts General Hospital, Boston, Massachusetts;2. Division of Cardiac Surgery, Department of Surgery, Massachusetts General Hospital, Boston, Massachusetts;3. Harvard Medical School, Boston, Massachusetts |