Respiratory fluctuations in durations of phases of ventricular systole in the dog.
D000818:Animals; D001011:Aorta; D001794:Blood Pressure; D004285:Dogs / Q000502:physiology*; D004562:Electrocardiography; D006321:Heart / Q000502:physiology*; D006339:Heart Rate; D010701:Phonocardiography; D011651:Pulmonary Artery; D012119:Respiration; D016276:Ventricular Function