Effects of isoproterenol on vectorcardiographic pattern of "early repolarization syndrome".
D006321:Heart / Q000187:drug effects*; D006801:Humans; D007545:Isoproterenol / Q000494:pharmacology*; D011433:Propranolol / Q000494:pharmacology*; D014672:Vectorcardiography
D011433:Propranolol; D007545:Isoproterenol