Affiliation: | 1. Department of Pediatric Cardiology, Osaka Medical Center and Research Institute for Maternal and Child Health, Osaka, Japan;2. Department of Pediatric Surgery, Osaka University Graduate School of Medicine, Osaka, Japan;3. Department of Pediatric Surgery, Hyogo College of Medicine, Nishinomiya, Japan;4. Department of Pediatric Surgery, Reproductive and Developmental Medicine, Graduate School of Medical Sciences, Kyushu University, Fukuoka, Japan;5. Department of General Surgery, National Center for Child Health and Development, Tokyo, Japan;6. Department of Intensive Care Unit, Osaka University Hospital, Osaka, Japan;7. Division of Neonatology, National Center for Child Health and Development, Tokyo, Japan;8. Division of Neonatology, Center for Maternal‐Neonatal Care, Nagoya University Hospital, Nagoya, Japan |