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Comparing prediction of ongoing pregnancy and live birth outcomes in patients with advanced and younger maternal age patients using KIDScore™ day 5: a large-cohort retrospective study with single vitrified-warmed blastocyst transfer

Crossref DOI link: https://doi.org/10.1186/s12958-021-00767-4

Published Online: 2021-07-02

Published Print: 2021-12

Update policy: https://doi.org/10.1007/springer_crossmark_policy

Authors

Kato, Keiichi https://orcid.org/0000-0002-1394-4532
Ueno, Satoshi

Berntsen, Jørgen

Ito, Motoki

Shimazaki, Kiyoe

Uchiyama, Kazuo

Okimura, Tadashi
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Article History

Received: 23 February 2021

Accepted: 24 May 2021

First Online: 2 July 2021

Declarations

:

: This study was approved by the Institutional Review Board of the Kato Ladies Clinic (approval number: 16–32, approved March 13, 2017). Informed consent was obtained from all the couples.

: Not applicable.

: The authors declare that they have no competing interests.

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