Which patients need coronary artery surgery?
D000787:Angina Pectoris / Q000601:surgery*; D017023:Coronary Angiography; D001026:Coronary Artery Bypass / Q000401:mortality; D006801:Humans; D007484:Iowa; D008017:Life Expectancy; D009203:Myocardial Infarction / Q000401:mortality / Q000601:surgery*; D012501:Saphenous Vein / Q000637:transplantation; D014182:Transplantation, Autologous