Affiliation: | 1. Division of Neonatology, Center for Maternal-Fetal, Neonatal and Reproductive Medicine, National Center for Child Health and Development, Setagaya-ku, Japan Contribution: Writing - original draft, Writing - review & editing, Conceptualization, Software, Formal analysis, Visualization, Project administration, Methodology;2. Division of Neonatology, Center for Maternal-Fetal, Neonatal and Reproductive Medicine, National Center for Child Health and Development, Setagaya-ku, Japan Contribution: Conceptualization, Writing - review & editing, Investigation, Writing - original draft, Methodology;3. Division of Biostatistics, Clinical Research Center, National Center for Child Health and Development, Setagaya-ku, Japan Contribution: Formal analysis, Methodology, Writing - review & editing;4. Department of Gastrointestinal and Pediatric Surgery, Mie University Graduate School of Medicine, Tsu, Japan Contribution: Writing - review & editing, Investigation;5. Department of Pediatric Surgery, Kobe Children's Hospital, Kobe, Japan;6. Department of Pediatric General and Urogenital Surgery, Juntendo University School of Medicine, Tokyo, Japan Contribution: Writing - review & editing, Investigation;7. Department of Pediatric Surgery, Graduate School of Medical Science, Kyoto Prefectural University of Medicine, Kyoto, Japan Contribution: Writing - review & editing, Investigation;8. Department of Neonatology, Kanagawa Children's Medical Center, Yokohama, Japan Contribution: Writing - review & editing, Investigation;9. Department of Pediatrics, Kindai University, Faculty of Medicine, Osaka-Sayama, Japan Contribution: Writing - review & editing, Investigation;10. Department of Pediatric Surgery, Juntendo University Urayasu Hospital, Urayasu, Japan Contribution: Writing - review & editing, Investigation;11. Department of Pediatric Surgery, Shizuoka Children's Hospital, Shizuoka, Japan Contribution: Writing - review & editing, Investigation;12. Department of Pediatric Surgery, Faculty of Medicine, University of Tsukuba, Tsukuba, Japan Contribution: Writing - review & editing, Investigation;13. Department of Pediatric Surgery, Graduate School of Medicine, Chiba University, Chiba, Japan Contribution: Writing - review & editing, Data curation, Investigation;14. Department of Pediatric Surgery, Osaka University Graduate School of Medicine, Suita, Japan Contribution: Writing - review & editing, Investigation;15. Center for Maternal-Neonatal Care, Nagoya University Hospital, Nagoya, Japan Contribution: Writing - review & editing, Investigation;16. Department of Pediatric Surgery, Graduate School of Medical Sciences, Kyushu University, Fukuoka, Japan Fukuoka College of Health Sciences, Fukuoka, Japan Contribution: Writing - review & editing, Investigation;17. Department of Pediatric Surgery, Osaka Women's and Children's Hospital, Izumi, Japan Contribution: Writing - review & editing, Resources, Investigation, Funding acquisition;18. Division of Neonatology, Center for Maternal-Fetal, Neonatal and Reproductive Medicine, National Center for Child Health and Development, Setagaya-ku, Japan |