Background: Prior studies have shown short term (up to 1 year) increased adverse outcomes in heart failure with reduced ejection fraction (HFrEF) patients with higher heart rates (HR). We investigated… Click to show full abstract
Background: Prior studies have shown short term (up to 1 year) increased adverse outcomes in heart failure with reduced ejection fraction (HFrEF) patients with higher heart rates (HR). We investigated long term effect of ambulatory HR on mortality in patients with HFrEF. Methods: We queried the
               
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