PT - JOURNAL ARTICLE AU - ROGER HALL TI - <em>Heart</em> in the 21st century AID - 10.1136/heart.83.1.1 DP - 2000 Jan 01 TA - Heart PG - 1--2 VI - 83 IP - 1 4099 - http://heart.bmj.com/content/83/1/1.short 4100 - http://heart.bmj.com/content/83/1/1.full SO - Heart2000 Jan 01; 83