title: Haemodynamic correlates and prognosis in secundum atrial septal defects.
mesh_terms: D000293:Adolescent; D000328:Adult; D002648:Child; D002675:Child, Preschool; D004562:Electrocardiography; D005260:Female; D006344:Heart Septal Defects, Atrial / Q000401:mortality / Q000503:physiopathology*; D006439:Hemodynamics; D006801:Humans; D008297:Male; D008875:Middle Aged; D011379:Prognosis