Affiliation: | Department of Cardiology,Chongqing General Hospital,Chongqing 400013,China;Department of Cardiology,the Third People s Hospital of Xinjiang Uygur Autonomous Region,Urumqi 830000,China;Department of Cardiology,the First People s Hospital of Tianshui,Tianshui 741000,China;Department of Cardiology,the Second Affiliated Hospital of Zhejiang University School of Medicine,Hangzhou 310009,China |