title: [Atrial septal defect in the elderly].
mesh_terms: D000367:Age Factors; D000368:Aged; D004694:Endocardial Cushion Defects / Q000175:diagnosis*; D006343:Heart Septal Defects / Q000175:diagnosis*; D006344:Heart Septal Defects, Atrial / Q000175:diagnosis*; D006801:Humans