著者名,書名,版表示,出版者名,出版年,シリーズ名,番号,ISBN,ISSN,URL World Health Organization,"Pregnancy, childbirth, postpartum and newborn care : a guide for essential practice",2nd ed.,World Health Organization,2006,Integrated management of pregnancy and childbirth,,924159084X,,https://cir.nii.ac.jp/crid/1130282270223890688