Role of vasospasm in vein graft occlusion.
D000787:Angina Pectoris / Q000209:etiology*; D000788:Angina Pectoris, Variant / Q000209:etiology*; D001026:Coronary Artery Bypass; D006801:Humans; D011183:Postoperative Complications; D014661:Vasoconstriction