Ezoe, Kenji
Miki, Tetsuya
Okimura, Tadashi
Uchiyama, Kazuo
Yabuuchi, Akiko
Kobayashi, Tamotsu
Kato, Keiichi https://orcid.org/0000-0002-1394-4532
Article History
Received: 6 April 2021
Accepted: 4 November 2021
First Online: 26 November 2021
Declarations
:
: The study was approved by the Institutional Review Board of the Kato Ladies Clinic (approval number: 16–32). Written informed consent for the retrospective analysis of de-identified data was obtained from patients undergoing in vitro fertilisation treatment at the centre.
: Not applicable.
: The authors have no conflicts of interest to declare.