RT Journal Article SR Electronic T1 Atrioventricular septal defect with cor triatriatum JF Heart JO Heart FD BMJ Publishing Group Ltd and British Cardiovascular Society SP 215 OP 215 DO 10.1136/heart.87.3.215 VO 87 IS 3 A1 Reddy, T D A1 Valderrama, E A1 Bierman, F Z YR 2002 UL http://heart.bmj.com/content/87/3/215.abstract AB