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Yamada Y, Kawaguchi R, Ito F, Iwai K, Niiro E, Shigetomi H, Tanase Y, Kobayashi H.Yamada Y, et al. Among authors: iwai k.J Obstet Gynaecol Res. 2017 Jul;43(7):1194-1199. doi: 10.1111/jog.13334. Epub 2017 May 19.J Obstet Gynaecol Res. 2017.PMID: 28544386
Niiro E, Morioka S, Iwai K, Yamada Y, Ogawa K, Kawahara N, Kobayashi H.Niiro E, et al. Among authors: iwai k.Biomed Rep. 2018 Mar;8(3):215-223. doi: 10.3892/br.2018.1045. Epub 2018 Jan 17.Biomed Rep. 2018.PMID: 29564122Free PMC article.
Ito F, Sugiura A, Toyoda S, Itani Y, Iwai K, Yamada Y, Tanase Y, Kawaguchi R, Kobayashi H, Kita T.Ito F, et al. Among authors: iwai k.J Obstet Gynaecol Res. 2019 Jul;45(7):1371-1375. doi: 10.1111/jog.13986. Epub 2019 May 20.J Obstet Gynaecol Res. 2019.PMID: 31106933Free PMC article.