title: [Doppler echocardiography in patients with chronic heart failure. Part I. Introduction].
authors.forename: P
authors.initials: P
authors.lastname: Faggiano
authors.forename: R
authors.initials: R
authors.lastname: Ciliberto
mesh_terms: D015150:Echocardiography, Doppler; D006333:Heart Failure / Q000000981:diagnostic imaging*; D006801:Humans; D018487:Ventricular Dysfunction, Left / Q000000981:diagnostic imaging