The role of coronary arterial bypass operations.
D000787:Angina Pectoris / Q000601:surgery; D002986:Clinical Trials as Topic; D001026:Coronary Artery Bypass / Q000379:methods / Q000401:mortality; D003327:Coronary Disease / Q000601:surgery / Q000628:therapy; D006322:Heart Aneurysm / Q000209:etiology; D006801:Humans; D007387:Internal Mammary-Coronary Artery Anastomosis; D011183:Postoperative Complications; D011446:Prospective Studies; D011897:Random Allocation; D014481:United States