title: The preset timer and its application.
mesh_terms: D000818:Animals; D004285:Dogs; D004558:Electric Stimulation; D004562:Electrocardiography / Q000295:instrumentation*; D006329:Heart Conduction System / Q000502:physiology; D009991:Oscillometry; D010496:Pericardium / Q000502:physiology; D013997:Time Factors