title: Why do beta-blockers prevent sudden death?
mesh_terms: D000319:Adrenergic beta-Antagonists / Q000627:therapeutic use*; D001145:Arrhythmias, Cardiac / Q000188:drug therapy*; D003645:Death, Sudden; D006331:Heart Diseases / Q000188:drug therapy*; D006801:Humans; D012307:Risk Factors
chemical_list: D000319:Adrenergic beta-Antagonists