title: Some heart attacks go unrecognized. Yet "symptomless" does not mean "harmless".
mesh_terms: D058070:Asymptomatic Diseases; D015438:Health Behavior; D006304:Health Status; D006801:Humans; D009203:Myocardial Infarction / Q000175:diagnosis*; D011379:Prognosis; D012307:Risk Factors