Cia_a_362027 545..554

1Department of Cardiology, The First Affiliated Hospital of Dalian Medical University, Dalian City, People’s Republic of China; 2Department of Cardiology, TEDA International Cardiovascular Hospital, Tianjin Medical University Clinical Cardiovascular Institute, Tianjin, People’s Republic of China; 3Jinzhou Medical University Dalian Friendship Hospital Postgraduate Training Base, Dalian City, People’s Republic of China; 4Department of Cardiology, Tianjin EconomicTechnological Development Area (TEDA) International Cardiovascular Hospital, Tianjin, People’s Republic of China