title: Effect of heart rate on QRS voltage: a simple relation that escaped notice.
authors.forename: B
authors.initials: B
authors.lastname: Surawicz
mesh_terms: D001810:Blood Volume; D004562:Electrocardiography; D006339:Heart Rate; D006801:Humans; D017379:Hypertrophy, Left Ventricular / Q000175:diagnosis / Q000503:physiopathology; D017380:Hypertrophy, Right Ventricular / Q000175:diagnosis / Q000503:physiopathology