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) Yasushi Ino and Yasuaki Toyoda and Shuuta Ishii,Occlusion of left main coronary artery during percutaneous coronary intervention for chronic total occlusion of left circumflex artery with retrograde approach,Cardiovascular intervention and therapeutics,18684300,Tokyo : Springer Japan,2013-01,28,1,81-86,https://cir.nii.ac.jp/crid/1520010381026354944,