Affiliation: | 1. Department of Cardiology, Yancheng First People Hospital, The Fourth Affiliated Hospital of Nantong Medical University, Yancheng, Jiangsu, China Xiaohui Zhang and Renhua Sun have contributed equally to this study.;2. Department of Cardiology, Yancheng First People Hospital, The Fourth Affiliated Hospital of Nantong Medical University, Yancheng, Jiangsu, China |