Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) Katsuhiko Hayashi and Mitinori Saitou,Embryonic Stem Cells : A Novel Attractive Research Tool for Germ Cell Development,Journal of mammalian ova research = 日本卵子学会誌,13417738,東京 : 日本卵子学会,2012-04,29,1,11-16,https://cir.nii.ac.jp/crid/1520290882066754048,