RT Journal Article SR Electronic T1 Endoscopic saphenous vein harvesting for coronary artery bypass grafts: NICE guidance JF Heart JO Heart FD BMJ Publishing Group Ltd and British Cardiovascular Society SP hrt.2010.209668 DO 10.1136/hrt.2010.209668 A1 James B Barnard A1 D J M Keenan YR 2010 UL http://heart.bmj.com/content/early/2010/12/09/hrt.2010.209668.abstract AB