1. Department of Cardiology, Beijing Luhe Hospital; Capital Medical University; Beijing China
2. Key Laboratory of Clinical Trial Research in Cardiovascular Drugs, Ministry of Health, Fuwai Hospital, National Center for Cardiovascular Diseases; Chinese Academy of Medical Sciences and Peking Union Medical College; Beijing China
3. Department of Cardiology, Fuwai Hospital, National Center for Cardiovascular Diseases; Chinese Academy of Medical Sciences and Peking Union Medical College; Beijing China
4. Department of Cardiovascular Surgery, Fuwai Hospital; National Center for Cardiovascular Diseases, Chinese Academy of Medical Sciences and Peking Union Medical College; Beijing China
5. Department of Echocardiography, Fuwai Hospital, National Center for Cardiovascular Diseases; Chinese Academy of Medical Sciences and Peking Union Medical College; Beijing China