Groundstroem, K W E Natriuretic peptide and echocardiography after operation of atrial septal defect. [electronic resource] - International journal of cardiology May 2003 - 45-52 p. digital Publication Type: Journal Article; Research Support, Non-U.S. Gov't ISSN: 0167-5273 Standard No.: 10.1016/s0167-5273(02)00427-8 doi Subjects--Topical Terms: AdultAtrial Natriuretic Factor--bloodCase-Control StudiesEchocardiography--methodsFemaleHeart Septal Defects, Atrial--bloodHemodynamicsHumansMalePostoperative ComplicationsRegression AnalysisStatistics, Nonparametric