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) J J Rome and J F Keane and S B Perry and P J Spevak and J E Lock,Double-umbrella closure of atrial defects. Initial clinical applications.,Circulation,0009-7322,Ovid Technologies (Wolters Kluwer Health),1990-09,82,3,751-758,https://cir.nii.ac.jp/crid/1364233269203387392,https://doi.org/10.1161/01.cir.82.3.751