1. Heart Rhythm Centre, The Royal Brompton and Harefield NHS Foundation Trust National Heart and Lung Institute, Imperial College London London UK
2. Department of Cardiology The First Affiliated Hospital of Sun Yat‐Sen University Guangzhou China
3. Department of Cardiology The First Affiliated Hospital of Xi'an Jiaotong University Xi'an China
4. Department of Medical Statistics, School of Public Health Sun Yat‐Sen University Guangzhou China