RT Journal Article SR Electronic T1 Measurement of pulmonary artery pressure in cyanotic heart disease using selective coronary artery cannulation techniques. JF British Heart Journal JO Heart FD BMJ Publishing Group Ltd and British Cardiovascular Society SP 504 OP 506 DO 10.1136/hrt.48.5.504 VO 48 IS 5 A1 J C Dillon YR 1982 UL http://heart.bmj.com/content/48/5/504.abstract AB