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) AIBUSTINI E.,Modification by the Harcock valves implanted in sheep,AMJ Cardiol,,,1984,53,,1388-1396,https://cir.nii.ac.jp/crid/1570009751225831424,https://doi.org/10.1016/0002-9149(84)90099-7