Long-term prognostic significance of ventricular extrasystoles in myocardial infarction.
D005117:Cardiac Complexes, Premature / Q000175:diagnosis*; D006352:Heart Ventricles; D006801:Humans; D009203:Myocardial Infarction / Q000150:complications* / Q000175:diagnosis; D011379:Prognosis; D013997:Time Factors