title: Further improved method for measuring monophasic action potentials of the intact human heart.
mesh_terms: D000200:Action Potentials; D001022:Aortic Valve Insufficiency / Q000503:physiopathology; D001281:Atrial Fibrillation / Q000503:physiopathology; D016275:Atrial Function; D006328:Cardiac Catheterization; D004562:Electrocardiography / Q000295:instrumentation; D004566:Electrodes; D006321:Heart / Q000502:physiology*; D006801:Humans; D008722:Methods; D016276:Ventricular Function