Introduction Atrial fibrillation (AF) is a major cardiovascular health problem: it is common. chronic and incurs substantial healthcare expenditure because of stroke. Oral anticoagulation reduces the risk of thromboembolic stroke in those at higher risk; but for a number of patients. stroke is the first manifestation of undetected AF. https://www.bekindtopets.com/save-big-The-Rainbow-limited-grab/