title: Antagonism of cardiac arrhythmias by beta-adrenoreceptor blocking agents.
mesh_terms: D000200:Action Potentials / Q000187:drug effects; D000319:Adrenergic beta-Antagonists / Q000494:pharmacology / Q000627:therapeutic use*; D000818:Animals; D001145:Arrhythmias, Cardiac / Q000139:chemically induced / Q000188:drug therapy*; D002302:Cardiac Output / Q000187:drug effects; D004285:Dogs; D004594:Electrophysiology; D004837:Epinephrine; D006339:Heart Rate / Q000187:drug effects; D002040:Levobunolol / Q000494:pharmacology / Q000627:therapeutic use; D010042:Ouabain
chemical_list: D000319:Adrenergic beta-Antagonists; D010042:Ouabain; D002040:Levobunolol; D004837:Epinephrine