1. Validation of clinical classification schemes for predicting stroke: results from the national registry of atrial fibrillation;Gage,2001
2. Validation of risk stratification schemes for predicting stroke and thromboembolism in patients with atrial fibrillation: nationwide cohort study;Olesen,2011
3. Atrial fibrillation significantly increases total mortality and stroke risk beyond that conveyed by the CHADS2 risk factors;Crandall,2009
4. Ischaemic cardiovascular mortality in patients with non-valvular atrial fibrillation according to CHADS score;Kim,2011
5. Chronic kidney disease and CHADS(2) score independently predict cardiovascular events and mortality in patients with nonvalvular atrial fibrillation;Nakagawa,2011