PT - JOURNAL ARTICLE ED - , TI - WEB TOP 10 DP - 2004 Feb 01 TA - Heart PG - 214--214 VI - 90 IP - 2 4099 - http://heart.bmj.com/content/90/2/214.short 4100 - http://heart.bmj.com/content/90/2/214.full SO - Heart2004 Feb 01; 90