RT Journal Article SR Electronic T1 Congresses JF Heart JO Heart FD BMJ Publishing Group Ltd and British Cardiovascular Society SP 234 OP 234 DO 10.1136/heart.84.3.234 VO 84 IS 3 A1 M K DAVIES A1 A HOLLMAN YR 2000 UL http://heart.bmj.com/content/84/3/234.abstract AB