著者名,論文名,雑誌名,ISSN,出版者名,出版日付,巻,号,ページ,URL,URL(DOI) Keyvan Karkouti and Duminda N. Wijeysundera and W. Scott Beattie,Risk Associated With Preoperative Anemia in Cardiac Surgery,Circulation,0009-7322,Ovid Technologies (Wolters Kluwer Health),2008-01-29,117,4,478-484,https://cir.nii.ac.jp/crid/1363670321098419840,https://doi.org/10.1161/circulationaha.107.718353