title: Effect of age on pressure-flow dynamics in secundum atrial septal defect.
mesh_terms: D000293:Adolescent; D000367:Age Factors; D001794:Blood Pressure; D002648:Child; D006321:Heart / Q000503:physiopathology; D006344:Heart Septal Defects, Atrial / Q000503:physiopathology*; D006439:Hemodynamics; D006801:Humans; D007223:Infant; D007231:Infant, Newborn; D012039:Regional Blood Flow