新特性This app has been updated in accordance with the 2022 AHA/ACC/HFSA Guideline for the Management of Heart Failure, the 2023 ACC Expert Consensus Decision Pathway on Management of Heart Failure With Preserved Ejection Fraction, and the 2024 ACC Expert Consensus Decision Pathway for Treatment of Heart Failure With Reduced Ejection Fraction. This update also expands the scope of the app to include clinical guidance for heart failure patients with preserved ejection fraction.