HFrEF — "AHA/ACC/HFSA GUIDELINE (2022): HEART FAILURE MANAGEMENT" MCQ

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A 66-year-old with HFrEF and persistent symptoms on ARNI, beta-blocker, and MRA asks about the 'fourth pillar.' Per 2022 HF guideline, what should be added?

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HFrEF — "AHA/ACC/HFSA GUIDELINE (2022): HEART FAILURE MANAGEMENT" MCQ | iatroX