title: [Interatrial septal defects in patients over 40 years of age: clinical and hemodynamic aspects].
mesh_terms: D000328:Adult; D000367:Age Factors; D005260:Female; D006344:Heart Septal Defects, Atrial / Q000175:diagnosis* / Q000503:physiopathology; D006439:Hemodynamics; D006801:Humans; D008297:Male; D008875:Middle Aged
vernacular_title: Comunicazione interatriale in pazienti oltre i quaranta anni: rilievi clinici ed emodinamici