Heart Failure and Cardiomyopathies

Patterns of Adherence and Persistence to Triple and Quadruple Guideline‐Directed Medical Therapy Among US Patients With Heart Failure With Reduced Ejection Fraction Comorbidity Clusters in Acute Heart Failure: Insights From the AMERICCAASS Registry Mavacamten in Obstructive Hypertrophic Cardiomyopathy: National Insights on Access and Safety Profile From Real‐World Data Effect of Empagliflozin on Device-Measured Thoracic Impedance in Patients With Type 2 Diabetes Treated With an Implantable Cardioverter Defibrillator A Narrow Window in a Wide Complex Rhythm Modest Contribution of Bradykinin to Blood Pressure Reduction by Sacubitril/Valsartan in Chronic Heart Failure Cardiac Sodium Channel Regulation: A Potential New Therapeutic Target in Cardiomyopathy Physical Activity in Pediatric Cardiomyopathies: Moving for Health Right Atrial Function as a Novel Predictor for New‐Onset Atrial Fibrillation in Transthyretin Amyloid Cardiomyopathy Biobank-Scale Plasma Proteomics Identifies Novel Biomarkers in Hypertrophic Cardiomyopathy