Correlation of the CHADS2, CHA2DS2-Vasc and ATRIA risk scores with the presence of left atrial appendage thrombus in patients with non-valvular atrial fibrillation.
Similar long-term risk of thromboembolic events in postoperative atrial fibrillation following coronary artery bypass grafting and non-valvular atrial fibrillation: need for anticoagulation?