Effects on Outcomes of Heart Rate Reduction by Ivabradine in Patients With Congestive Heart Failure: Is There an Influence of Beta-Blocker Dose?: Findings From the SHIFT (Systolic Heart failure treatment with the If inhibitor ivabradine Trial) Study

Study Questions:

Does the baseline dose of beta-blocker therapy administered to patients with heart failure (HF) impact the clinical benefit of Ivabradine?