1. Department of Cardiology, Affiliated Hospital of Jiangsu University, Zhenjiang, Jiangsu 212013, P.R. China
2. Department of Laboratory Medicine, Changzheng Hospital, Second Military Medical University, Shanghai 200003, P.R. China
3. Department of Clinical Laboratory and Hematology, School of Medicine, Jiangsu University, Zhenjiang, Jiangsu 212013, P.R. China