Birthweights and Down syndrome in neonates that were delivered after frozen‐thawed embryo transfer: The 2007‐2012 Japan Society of Obstetrics and Gynecology National Registry data in Japan

Abstract

Aim To evaluate the use of frozen embryos on the outcome of assisted reproductive technology (ART), a retrospective study of the Japanese Assisted Reproductive Technology Registry data during the years 2007-2012 was conducted. Methods A total of 124 946 singleton neonates who reached term gestation following ART from 2007-2012, with 80 660 achieved… (More)
DOI: 10.1002/rmb2.12033

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Cite this paper

@inproceedings{Yamatoya2017BirthweightsAD, title={Birthweights and Down syndrome in neonates that were delivered after frozen‐thawed embryo transfer: The 2007‐2012 Japan Society of Obstetrics and Gynecology National Registry data in Japan}, author={Kenji Yamatoya and Kazuki Saito and Takakazu Saito and Woojin Kang and Akihiro Nakamura and Mami Miyado and Natsuko Kawano and Yoshitaka Miyamoto and Akihiro Umezawa and Kenji Miyado and Hidekazu Saito}, booktitle={Reproductive medicine and biology}, year={2017} }