PT - JOURNAL ARTICLE ED - , TI - WEB TOP 10 DP - 2005 Jul 01 TA - Heart PG - 992--992 VI - 91 IP - 7 4099 - http://heart.bmj.com/content/91/7/992.short 4100 - http://heart.bmj.com/content/91/7/992.full SO - Heart2005 Jul 01; 91