title: [Quantitative estimation of pulmonary valve stenosis by Doppler echocardiography].
mesh_terms: D000293:Adolescent; D002648:Child; D002675:Child, Preschool; D004452:Echocardiography / Q000379:methods*; D005260:Female; D006801:Humans; D008297:Male; D011666:Pulmonary Valve Stenosis / Q000175:diagnosis*