title: Late occurrence of subacute bacterial endocarditis with closed atrial septal defect.
mesh_terms: D000328:Adult; D004698:Endocarditis, Subacute Bacterial / Q000188:drug therapy; D005260:Female; D006344:Heart Septal Defects, Atrial / Q000150:complications / Q000601:surgery*; D006801:Humans; D010406:Penicillins / Q000627:therapeutic use
chemical_list: D010406:Penicillins