RT Journal Article SR Electronic T1 Quantification of valvar regurgitation by cardiac gated pool imaging. JF British Heart Journal JO Heart FD BMJ Publishing Group Ltd and British Cardiovascular Society SP 629 OP 635 DO 10.1136/hrt.46.6.629 VO 46 IS 6 A1 R Thompson A1 I Ross A1 R Elmes YR 1981 UL http://heart.bmj.com/content/46/6/629.abstract AB