2021 Update to the 2017 ACC Expert Consensus Decision Pathway for Optimization of Heart Failure Treatment: Answers to 10 Pivotal Issues About Heart Failure With Reduced Ejection Fraction: A Report of the American College of Cardiology Solution Set Oversight Committee

James L. Januzzi, Jr, MD, FACC, Chair Luis C. Afonso, MBBS, FACCBrendan Everett, MD, FACCAdrian F. Hernandez, MD, MHS, FACCWilliam Hucker, MD, PhDHani Jneid, MD, FACCJoseph Edward Marine, MD, FACCPamela Bowe Morris, MD, FACCRobert N. Piana, MD, FACCKarol E. Watson, MD, FACCDharam