title: Water doesn't run uphill (by itself).
authors.forename: Nelson B
authors.initials: NB
authors.lastname: Schiller
authors.forename: Xiushui
authors.initials: X
authors.lastname: Ren
mesh_terms: D015150:Echocardiography, Doppler; D005260:Female; D054143:Heart Failure, Systolic / Q000000981:diagnostic imaging*; D006801:Humans; D006976:Hypertension, Pulmonary / Q000000981:diagnostic imaging*; D008297:Male; D008944:Mitral Valve Insufficiency / Q000000981:diagnostic imaging*; D018487:Ventricular Dysfunction, Left / Q000000981:diagnostic imaging*; D016277:Ventricular Function, Left