title: [Studies on the mechanism of the paroxysmal tachycardia].
mesh_terms: D000328:Adult; D000368:Aged; D004562:Electrocardiography; D004837:Epinephrine; D006801:Humans; D008875:Middle Aged; D013564:Sympathetic Nervous System / Q000503:physiopathology; D013614:Tachycardia, Paroxysmal / Q000139:chemically induced / Q000209:etiology*
chemical_list: D004837:Epinephrine