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Yuko Miyabe
Clinical Trial Office, Osaka Women's and Children's Hospital (Osaka Medical Center and Research Institute for Maternal and Child Health)
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Michiko Yamazaki
Clinical Trial Office, Osaka Women's and Children's Hospital (Osaka Medical Center and Research Institute for Maternal and Child Health)
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Chie Takahashi
Clinical Trial Office, Osaka Women's and Children's Hospital (Osaka Medical Center and Research Institute for Maternal and Child Health)
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Keiji Kawatani
Department of Pediatrics, Graduate School of Medicine, Osaka University
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Shinya Hirano
Clinical Trial Office, Osaka Women's and Children's Hospital (Osaka Medical Center and Research Institute for Maternal and Child Health) Department of Neonatal Medicine, Osaka Women's and Children's Hospital (Osaka Medical Center and Research Institute for Maternal and Child Health)