Increasing pulmonary vascular resistance during infancy in association with ventricular septal defect.
D006328:Cardiac Catheterization; D002675:Child, Preschool; D004562:Electrocardiography; D005260:Female; D006345:Heart Septal Defects, Ventricular / Q000503:physiopathology*; D006801:Humans; D007223:Infant; D008297:Male; D011651:Pulmonary Artery / Q000503:physiopathology*; D011652:Pulmonary Circulation; D011667:Pulmonary Veins / Q000503:physiopathology*; D013902:Radiography, Thoracic; D014655:Vascular Resistance