title: Effect of beta-blockers on arrhythmias.
mesh_terms: D000319:Adrenergic beta-Antagonists / Q000627:therapeutic use*; D001145:Arrhythmias, Cardiac / Q000188:drug therapy* / Q000209:etiology; D006352:Heart Ventricles; D006801:Humans; D009203:Myocardial Infarction / Q000150:complications*; D013997:Time Factors
chemical_list: D000319:Adrenergic beta-Antagonists