title: Factors influencing patency of aortocoronary vein grafts.
mesh_terms: D000787:Angina Pectoris / Q000150:complications; D000790:Angiocardiography; D001161:Arteriosclerosis / Q000150:complications; D001026:Coronary Artery Bypass; D003327:Coronary Disease / Q000601:surgery; D003331:Coronary Vessels / Q000601:surgery*; D005260:Female; D005500:Follow-Up Studies; D006801:Humans; D008297:Male