title: Study of the mechanical events of the left ventricle by atrumatic techniques: comparison of methods of measurement and their significance.
mesh_terms: D000792:Angiography; D000818:Animals; D004452:Echocardiography; D004571:Electrokymography; D006331:Heart Diseases / Q000503:physiopathology; D006334:Heart Function Tests; D006352:Heart Ventricles / Q000503:physiopathology; D006801:Humans; D007702:Kinetocardiography; D010701:Phonocardiography; D016276:Ventricular Function