Cappato, R Direct and autonomically mediated effects of oral quinidine on RR/QT relation after an abrupt increase in heart rate. [electronic resource] - Journal of the American College of Cardiology Jul 1993 - 99-105 p. digital Publication Type: Journal Article ISSN: 0735-1097 Standard No.: 10.1016/0735-1097(93)90822-i doi Subjects--Topical Terms: Administration, OralAdultAgedArrhythmias, Cardiac--physiopathologyAtropine--pharmacologyAutonomic Nervous System--drug effectsCardiac Pacing, ArtificialElectrocardiography--drug effectsElectrophysiologyFemaleHeart Rate--physiologyHeart Ventricles--drug effectsHumansLinear ModelsMaleMiddle AgedPropranolol--pharmacologyQuinidine--pharmacologyVentricular Function