1. Cardiovascular Department, Internal Medicine Department, Jingjiang People's Hospital, Jingjiang, Jiangsu 214500, P.R. China
2. Central Laboratory, Jingjiang People's Hospital, Jingjiang, Jiangsu 214500, P.R. China
3. Operating Room, Jingjiang People's Hospital, Jingjiang, Jiangsu 214500, P.R. China
4. Hospital Office Department, Jingjiang People's Hospital, Jingjiang, Jiangsu 214500, P.R. China