Wang, Jiayuan
Li, Qingqing
Yuan, Jiajia
Wang, Jingyuan
Chen, Zuhua
Liu, Zhentao
Li, Zhongwu
Lai, Yumei
Gao, Jing
Shen, Lin
Funding for this research was provided by:
Beijing Municipal Administration of Hospital Program (QML20151002)
Beijing Municipal Senior Technical Training Plan in Health System (2015-3-073)