The New York Heart Association (NYHA) functional class helps to classify congestive heart failure patients based on their symptoms. Class I: No symptoms of heart failure. Class II: Symptoms of ...
Patients with symptomatic (New York Heart Association [NYHA] class III or IV) systolic (left ventricular ejection fraction [LVEF] ≤40%) congestive heart failure (CHF) were randomized to ...
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