title: "The spectator's heart".
mesh_terms: D000368:Aged; D005392:First Aid; D006323:Heart Arrest / Q000628:therapy*; D006801:Humans; D008297:Male; D008875:Middle Aged; D009203:Myocardial Infarction / Q000209:etiology / Q000628:therapy*; D012151:Resuscitation; D013177:Sports