title: Results of surgical treatment of ventricular septal defect associated with pulmonary hypertension under the age of two.
mesh_terms: D000293:Adolescent; D000328:Adult; D000367:Age Factors; D001794:Blood Pressure; D002648:Child; D002675:Child, Preschool; D005260:Female; D006345:Heart Septal Defects, Ventricular / Q000150:complications / Q000601:surgery*; D006801:Humans; D006976:Hypertension, Pulmonary / Q000150:complications* / Q000503:physiopathology; D008297:Male; D008722:Methods; D011651:Pulmonary Artery / Q000601:surgery; D011652:Pulmonary Circulation; D014655:Vascular Resistance