Focal cardiography: an experimental study in dogs.
D000818:Animals; D001024:Aortic Valve Stenosis / Q000503:physiopathology; D016275:Atrial Function; D004285:Dogs; D004562:Electrocardiography / Q000295:instrumentation; D006801:Humans; D009119:Muscle Contraction; D013903:Thoracic Surgery; D013909:Thorax / Q000601:surgery; D016276:Ventricular Function