Wang Yu, Zhen Yu-Zhi, Zhai Jian-Long, Wu Dan, Liu Kun-Shen, Zhao Qing-Zhen, Liu Chao
The First Cardiology Division, the First Hospital of Hebei Medical University, Hebei, China.
Cardiology Division, Hebei General Hospital, Hebei, China.
J Geriatr Cardiol. 2017 Apr;14(4):282-284. doi: 10.11909/j.issn.1671-5411.2017.04.010.