title: First derivative of the apex cardiogram and systolic time intervals in evaluation of myocardial contractility in man.
abstract: The sensitivity of various systolic ... myocardial contractility.
mesh_terms: D000328:Adult; D000804:Angiotensin II / Q000494:pharmacology; D004562:Electrocardiography; D005260:Female; D006339:Heart Rate; D006801:Humans; D007545:Isoproterenol / Q000494:pharmacology; D007702:Kinetocardiography; D008297:Male; D008875:Middle Aged; D009200:Myocardial Contraction; D010363:Pattern Recognition, Automated; D010701:Phonocardiography; D011674:Pulse
chemical_list: D000804:Angiotensin II; D007545:Isoproterenol