RT Journal Article SR Electronic T1 Pulmonary regurgitation in congenital heart disease JF Heart JO Heart FD BMJ Publishing Group Ltd and British Cardiovascular Society SP 880 OP 889 DO 10.1136/hrt.2005.075234 VO 93 IS 7 A1 Rajiv R Chaturvedi A1 Andrew N Redington YR 2007 UL http://heart.bmj.com/content/93/7/880.abstract AB