主题词：Cardiac Imaging and Diagnostics; Cardiac Valve Diseases and Treatments; Cardiovascular Function and Risk Factors; Cardiac pacing and defibrillation studies; Heart Failure Treatment and Management; Acute Myocardial Infarction Research; Cardiac Arrhythmias and Treatments; Atrial Fibrillation Management and Outcomes; Advanced MRI Techniques and Applications; Cardiovascular Syncope and Autonomic Disorders; Cardiac Structural Anomalies and Repair; Infective Endocarditis Diagnosis and Management; Pericarditis and Cardiac Tamponade; Antiplatelet Therapy and Cardiovascular Diseases; Medical Practices and Rehabilitation; Cardiac Health and Mental Health; Coronary Interventions and Diagnostics; Mechanical Circulatory Support Devices; Ultrasound in Clinical Applications; Lipoproteins and Cardiovascular Health; Diabetes Treatment and Management; Cardiac, Anesthesia and Surgical Outcomes; Cardiac electrophysiology and arrhythmias; Health Systems, Economic Evaluations, Quality of Life; Cardiovascular Effects of Exercise