title: A new look to an old measurement.
authors.forename: Luc A
authors.initials: LA
authors.lastname: Pierard
authors.forename: Julien
authors.initials: J
authors.lastname: Magne
mesh_terms: D015150:Echocardiography, Doppler; D005060:Europe / Q000453:epidemiology; D006352:Heart Ventricles / Q000000981:diagnostic imaging* / Q000503:physiopathology; D006801:Humans; D008944:Mitral Valve Insufficiency / Q000000981:diagnostic imaging / Q000401:mortality* / Q000503:physiopathology; D009200:Myocardial Contraction / Q000502:physiology*; D011379:Prognosis; D015996:Survival Rate / Q000639:trends; D013599:Systole; D016277:Ventricular Function, Left / Q000502:physiology*