01300nas 2200433-a 450 99620170860331620240413023359.01882-4307(CKB)110978979590137(CONSER)--2003243205(EXLCZ)9911097897959013720010815a19879999 --- -jpntxtrdacontentcrdamediacrrdacarrier日本助産学会誌 [[ニホンジョサンガッカイシ]]Tōkyō Nihon Josan Gakkai1 online resourceRefereed/Peer-reviewedPrint version: 日本助産学会誌 [[ニホンジョサンガッカイシ]] 0917-6357 (DLC) 2003243205 (OCoLC)52087723 MidwiferyJapanPeriodicalsMidwiferyPeriodicalsMidwiferyMidwiferyfast(OCoLC)fst01020613JapanJapanfastPeriodicals.Periodicals.fastMidwiferyMidwiferyMidwifery.Midwifery.Nihon Josan Gakkai.JOURNAL996201708603316exl_impl conversion日本助産学会誌4153039UNISA