PT - JOURNAL ARTICLE ED - , TI - Abstracts DP - 2006 Feb 01 TA - Heart PG - e1--e1 VI - 92 IP - 2 4099 - http://heart.bmj.com/content/92/2/e1.short 4100 - http://heart.bmj.com/content/92/2/e1.full SO - Heart2006 Feb 01; 92