title: Natural and unnatural histories of the pulmonary vascular circulation with a ventricular septal defect (VSD).
mesh_terms: D000293:Adolescent; D000328:Adult; D002648:Child; D002675:Child, Preschool; D006345:Heart Septal Defects, Ventricular / Q000175:diagnosis* / Q000601:surgery; D006439:Hemodynamics; D006801:Humans; D007223:Infant; D008875:Middle Aged; D011652:Pulmonary Circulation