title: Angiographic documentation of spontaneous spasm of saphenous vein coronary artery bypass graft.
mesh_terms: D000368:Aged; D000788:Angina Pectoris, Variant / Q000601:surgery; D000792:Angiography; D001026:Coronary Artery Bypass; D003329:Coronary Vasospasm / Q000000981:diagnostic imaging*; D005260:Female; D006801:Humans; D012501:Saphenous Vein / Q000637:transplantation*