Article 1 CHADS2 score 1 anticoagulant therapy 1 anticoagulation 1 atrial fibrillation 1 cerebrovascular accident 1 cognition 1 diagnostic accuracy 1 dispersity 1 electrocardiogram 1 health care 1 health care cost 1 health care personnel 1 health care system 1 heart arrhythmia 1 heart rhythm 1 human 1 mortality 1 pharmacist 1 prevalence 1 quality of life 1 risk factor 1 sensitivity and specificity 1 total quality management 1 treatment outcome 1