title: Validation of new pulsed Doppler echocardiographic techniques.
authors.forename: N B
authors.initials: NB
authors.lastname: Schiller
mesh_terms: D015150:Echocardiography, Doppler / Q000295:instrumentation*; D006801:Humans; D007089:Image Enhancement; D011651:Pulmonary Artery / Q000000981:diagnostic imaging*; D015203:Reproducibility of Results; D014262:Tricuspid Valve Insufficiency / Q000000981:diagnostic imaging