Gated pulsed Doppler evaluation of idiopathic pulmonary artery hypertension in children.
D000293:Adolescent; D000328:Adult; D001783:Blood Flow Velocity; D006328:Cardiac Catheterization; D002648:Child; D002675:Child, Preschool; D004452:Echocardiography; D006439:Hemodynamics; D006801:Humans; D006976:Hypertension, Pulmonary / Q000503:physiopathology*; D007223:Infant; D011651:Pulmonary Artery / Q000503:physiopathology*; D014655:Vascular Resistance