Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) WALTS AE,"Thrombosed, ruptured atheromatous plaques in saphenous vein coronary artery bypass grafts : ten years' experience",Am Heart J,,,1987,114,,718-723,https://cir.nii.ac.jp/crid/1571980074921168512,