1 Tianjin Key Laboratory of Ionic-Molecular Function of Cardiovascular Disease, Tianjin Institute of Cardiology, Second Hospital of Tianjin Medical University, Tianjin, China.
2 Heart Center, Peking University People's Hospital, Beijing, China.
3 CHC International Hospital, Cixi, Zhejiang, China.
4 Shanghai East Hospital, Tongji University, Shanghai, China.
5 First Affiliated Hospital of Kunming Medical University, Kunming, China.
6 Xianyang Central Hospital, Xianyang, China.
7 Xiangya Hospital, Central South University, Changsha, Hunan, China.
8 Second Affiliated Hospital of Baotou Medical College, Baotou, InnerMongolia, China.