title: Effects of bypass surgery on the coronary circulation: incidence and effects of vein graft occlusion.
mesh_terms: D000787:Angina Pectoris / Q000601:surgery; D001158:Arteries / Q000473:pathology; D017023:Coronary Angiography; D001026:Coronary Artery Bypass; D003326:Coronary Circulation; D003327:Coronary Disease / Q000473:pathology / Q000601:surgery; D003331:Coronary Vessels / Q000473:pathology; D006085:Graft Survival; D006801:Humans; D009864:Ontario; D011183:Postoperative Complications / Q000453:epidemiology*; D012501:Saphenous Vein / Q000637:transplantation; D014182:Transplantation, Autologous