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) CALAFIORE AM,Mitral valve surgery for chronic ischemic mitral regurgitation,Ann Thorac Surg,,,2004,77,,1989-1997,https://cir.nii.ac.jp/crid/1571417125214688896,