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Authors
Kondo, Hiroaki https://orcid.org/0000-0002-1246-3796
Hyuga, Shunsuke
Tomoda, Yoshinori
Fujita, Tomoe
Adachi, Mariko
Okutomi, Toshiyuki
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Article History
Received: 31 July 2025
Revised: 14 September 2025
Accepted: 16 September 2025
First Online: 26 September 2025
Declarations
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: This single-center, randomized, single-blind clinical trial was approved by the Kitasato University Medical Ethics Organization (approval number: C19-300) on February 12, 2020. Prior to the start of the first stage of labor, patients provided written informed consent for participation in this study.
: We obtained consent to publish from the patient.
: The authors declare that they have no competing interests.
