us-abim MCQ (SBA): AF-Rate Control in HFrEF

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HardCardiologyAF-Rate Control in HFrEFus-abimus-usmle-step-3

A 70-year-old with AF and CHA₂DS₂-VASc 6 has a single syncopal episode and bradycardia on β-blocker. Rate control alternative?

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