Department of Cardiology;
Beijing Anzhen Hospital;
Capital Medical University;
National Clinical Research Centre for Cardiovascular Diseases;
Beijing;
China;
Heart Health Research Center;
Beijing;
China;
The George Institute for Global Health;
Faculty of Medicine;
University of New South Wales;
Sydney;
Australia;
Beijing Centre for Disease Prevention and Control;
Beijing;
China;
Atrial fibrillation; Catheter ablation; Mortality; Stroke; The elderly;