RT Journal Article SR Electronic T1 JournalScan JF Heart JO Heart FD BMJ Publishing Group Ltd and British Cardiovascular Society SP 1641 OP 1642 DO 10.1136/hrt.2009.181131 VO 95 IS 19 A1 Alistair Lindsay YR 2009 UL http://heart.bmj.com/content/95/19/1641.abstract AB