title: Patent ductus arteriosus complicated by heart failure. Classification based on clinical and serial hemodynamic studies.
mesh_terms: D000293:Adolescent; D000328:Adult; D004374:Ductus Arteriosus, Patent / Q000150:complications* / Q000503:physiopathology; D005260:Female; D006333:Heart Failure / Q000209:etiology* / Q000503:physiopathology; D006439:Hemodynamics; D006801:Humans; D008297:Male; D008875:Middle Aged