| Affiliation: | 1. Arrhythmia Center, State Key Laboratory of Cardiovascular Disease, Fuwai Hospital, National Center for Cardiovascular Diseases, Chinese Academy of Medical Sciences and Peking Union Medical College, Beijing, China;2. Department of Cardiology, Shanghai Institute of Cardiovascular Diseases, Zhongshan Hospital, Fudan University, Shanghai, China;3. Department of Cardiology, Beijing Hospital, Beijing, China;4. Department of Cardiology, Guangdong Cardiovascular Institute, Guangdong General Hospital, Guangdong Academy of Medical Sciences, Guangzhou, China;5. Department of Cardiology, First Affiliated Hospital of Harbin Medical University, Harbin, China;6. Department of Cardiology, Nanjing Drum Tower Hospital, Nanjing, PR China |
