1.Cardiac Arrhythmic Center,State Key Laboratory of Cardiovascular Disease,Fuwai Hospital,National Center for Cardiovascular Disease,,Chinese Academy of Medical Sciences and Peking Union Medical College,Beijing 100037,China
2.Qingdao Fuwai Cardiovascular Hospital,Qingdao 266034,Shandong Province,China
3.Ⅲ.Med.Klinik,Landesklinikum St. Polten-Lilienfeld,St. Polten,Austria |
