Yokoyama, Maki https://orcid.org/0000-0001-7942-6677
Miyakoshi, Kei
Nakanishi, Sayuri
Iwama, Noriyuki
Aoki, Shigeru
Yasuhi, Ichiro
Sugiyama, Takashi
Funding for this research was provided by:
Japan Society of Obstetrics and Gynecology
Article History
Received: 7 October 2023
Accepted: 31 January 2024
First Online: 20 February 2024
Declarations
:
: The authors have no potential conflict of interest to disclose.
: All procedures followed were in accordance with the ethical standards of the responsible committee on human experimentation (the Ethics Committee of the International Catholic Hospital/approval date: Nov. 10, 2021/approval number: 21-5) and with the Helsinki Declaration of 1964 and later versions. Informed consent was obtained from the staffs of the teaching hospitals who completed and returned the questionnaires.