title: Resting and exercise systolic intervals.
mesh_terms: D002302:Cardiac Output; D003327:Coronary Disease / Q000503:physiopathology*; D006339:Heart Rate; D006352:Heart Ventricles / Q000503:physiopathology; D006801:Humans; D005082:Physical Exertion; D012119:Respiration; D013997:Time Factors