RT Journal Article SR Electronic T1 Antibiotic prophylaxis in cardiac surgery JF Heart JO Heart FD BMJ Publishing Group Ltd and British Cardiovascular Society SP 646 OP 646 DO 10.1136/hrt.2007.139188 VO 94 IS 5 A1 Graeme MacLaren A1 Siang Fei Yeoh A1 Denis Spelman YR 2008 UL http://heart.bmj.com/content/94/5/646.1.abstract AB