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) COHN LH,Comparative morbidity of mitral valve repair versus replacement for mitral regurgitation with and without coronary artery disease,Ann Thorac Surg,,,1988,45,,284-290,https://cir.nii.ac.jp/crid/1573668924718367232,