Chen, Meng Chen, Qi, Affiliated People's Hospital of Zhengzhou, Southern Medical University Chen, Shi, Cardiovascular Institute and Fuwai Hospital, Peking Union Medical College and Chinese Academy of Medical Sciences Chen, Sinan Chen, Wei Chen, Xue-pin Chen, Yang Chen, Yangjun Chen, Yifan Chen, Yuanyuan Chen, Zhi, Dept. of Electrical and Computer Engineering, The University of Iowa, Iowa City, USA Cheng, Fangyuan Cheng, Lufeng, Department of Basic Medical Sciences, Xinjiang Medical University, Urumqi, Xinjiang , P.R.China, 830011. Cheng, Shu-Meng, National defense medical center Cheng, Yandi Chessa, Massimo Chew, Derek P. Chiale, Pablo A., Director, Centro de Arritmias Cardíacas de la Ciudad Autónoma de Buenos Aires, Cardiology Division-Hospital J.M. Ramos Mejía, Buenos Aires, Argentina Chiari, Ermanna Chiariello, Massimo Chieffo, Alaide Chin, Anne Shu-Lei Chin, Chee Tang Chioncel, Ovidiu Chioncel, Ovidiu