Shanxi Medical University Taiyuan Shanxi 030000;
Department of Cardiology Shanxi Cardiovascular Hospital Shanxi Medical University Taiyuan Shanxi 030024;
Department of Cardiology Shanxi Cardiovascular Hospital Shanxi Medical University Taiyuan Shanxi 030024;
Department of Cardiology Shanxi Cardiovascular Hospital Shanxi Medical University Taiyuan Shanxi 030024;
Department of Cardiology Shanxi Cardiovascular Hospital Shanxi Medical University Taiyuan Shanxi 030024;