1 Cardiac Catheterization Center of Second Xiangya Hospital attached to Central South University, No. 139 Middle Renmin Road, Changsha, Hunan 410011, People's Republic of China; Department of Cardiology of Second Xiangya Hospital attached to Central South University, No. 139 Middle Renmin Road, Changsha, Hunan 410011, People's Republic of China.
2 Cardiac Catheterization Center of Second Xiangya Hospital attached to Central South University, No. 139 Middle Renmin Road, Changsha, Hunan 410011, People's Republic of China; Department of Cardiology of Second Xiangya Hospital attached to Central South University, No. 139 Middle Renmin Road, Changsha, Hunan 410011, People's Republic of China. Electronic address: liuqiming0731@126.com.