RT Journal Article SR Electronic T1 Stuck mitral valve replacement JF Heart JO Heart FD BMJ Publishing Group Ltd and British Cardiovascular Society SP iv4 OP iv4 DO 10.1136/heart.88.suppl_4.iv4 VO 88 IS suppl 4 A1 J Pemberton A1 T Irvine A1 A Kenny YR 2002 UL http://heart.bmj.com/content/88/suppl_4/iv4.abstract AB