NHYANorth Hampton Youth Association (North Hampton, NH)
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It is conducted in a NHYA II chronic systolic heart failure population, which is a distinct population from the EPHESUS study population (patients with left ventricular dysfunction (LVEF less than or equal to 40 %) and clinical evidence of heart failure after recent myocardial infarction).
1-32] concentrations, but because of the subjective nature of the NHYA classification, this result was expected.