title: A videotechnique for recording continuously left ventricular wall motion and changes in wall thickness.
mesh_terms: D000790:Angiocardiography / Q000295:instrumentation*; D003327:Coronary Disease / Q000503:physiopathology*; D004582:Electronics, Medical / Q000295:instrumentation; D006352:Heart Ventricles / Q000503:physiopathology*; D006801:Humans; D007734:Kymography; D008722:Methods; D013679:Technology, Radiologic; D013690:Television