ALB and atrial fibrillation: AF (Atrial Fibrillation), AI (artificial intelligence), CAD (Coronary Artery Disease), CCS (Chronic Coronary Syndrome), CRT-D (Cardiac Resynchronization Therapy Defibrillator), ECG (electrocardiogram), HR (heart rate), HRV (heart rate variability), ICD (Implantable Cardioverter Defibrillator), ICM (Insertable Cardiac Monitor), IMA (ischemia-modified albumin), ML (machine learning), PCG (phonocardiography), PPG (photoplethysmography), ROS (reactive oxygen species), STEMI (ST-Elevation Myocardial Infarction), VOCs (volatile organic compounds), and GC-MS (gas chromatography–mass spectrometry).