RT Journal Article SR Electronic T1 JournalScan JF Heart JO Heart FD BMJ Publishing Group Ltd and British Cardiovascular Society SP 250 OP 252 DO 10.1136/hrt.2007.137950 VO 94 IS 2 A1 Alistair Lindsay, Editor YR 2008 UL http://heart.bmj.com/content/94/2/250.abstract AB