title: Effect of Valsalva maneuver on QT interval, QT dispersion and rate pressure product.
authors.forename: K
authors.initials: K
authors.lastname: Singh
mesh_terms: D000328:Adult; D001794:Blood Pressure / Q000502:physiology*; D004562:Electrocardiography; D004594:Electrophysiology; D006329:Heart Conduction System / Q000502:physiology*; D006339:Heart Rate / Q000502:physiology*; D006801:Humans; D008297:Male; D014636:Valsalva Maneuver / Q000502:physiology*