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Authors
Yamamura-Miyazaki, Natsumi
Michigami, Toshimi
Satomura, Kenichi
Urushihara, Maki
Kagami, Shoji
Yamamoto, Katsusuke
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Article History
Received: 8 October 2019
Revised: 5 February 2020
Accepted: 21 February 2020
First Online: 11 March 2020
Compliance with ethical standards
:
: The authors declare that they have no conflicts of interest.
: All procedures involving human participants were performed in accordance with the ethical standards of the institutional and/or national research committees, and with the 1964 Declaration of Helsinki and its later amendments or comparable ethical standards. This study was approved by the Institutional Review Board of Osaka Women’s and Children’s Hospital (approval No. 591).
: Participants and caretakers received verbal and written explanation of the study, and consent was given verbally.
