Choice of grafts.
D000787:Angina Pectoris / Q000601:surgery; D001026:Coronary Artery Bypass; D006801:Humans; D008323:Mammary Arteries / Q000637:transplantation*; D012501:Saphenous Vein / Q000637:transplantation*; D013895:Thoracic Arteries / Q000637:transplantation*; D014182:Transplantation, Autologous