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Authors
Shimizu, Yuki https://orcid.org/0000-0002-9859-0357
Hirai, Toshinori
Ogawa, Yukari
Yamada, Chihiro
Kobayashi, Emiko
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Article History
Received: 17 March 2022
Accepted: 10 July 2022
First Online: 1 August 2022
Declarations
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: The study protocol was approved by the Institutional Review Board of Tokyo Women's Medical University (approval number:5764), and the study was performed in accordance with the Declaration of Helsinki and its amendments. The requirement for informed consent was waived due to the retrospective nature of data collection.
: Not applicable.
: The authors declare that they have no competing interests.
