title: The effects of age and blood pressure upon the systolic time intervals in males aged 20-89 years.
mesh_terms: D000328:Adult; D000368:Aged; D000375:Aging; D001794:Blood Pressure; D002302:Cardiac Output; D003327:Coronary Disease / Q000175:diagnosis / Q000503:physiopathology; D004562:Electrocardiography; D006339:Heart Rate; D006801:Humans; D008297:Male; D008875:Middle Aged; D010701:Phonocardiography; D005082:Physical Exertion; D011674:Pulse; D013997:Time Factors