1. The Cardiac Arrhythmia Center, State Key Laboratory of Cardiovascular Disease, Fuwai Hospital, National Center for Cardiovascular DiseasesChinese Academy of Medical Sciences and Peking Union Medical College Beijing China
2. Department of Ultrasound, Fuwai Hospital, National Center for Cardiovascular DiseasesChinese Academy of Medical Sciences and Peking Union Medical College Beijing China
3. Cardiac Rhythm and Heart FailureMedtronic plc Mounds View Minnesota