Feng, Zhongsu
Yue, Haizhen
Zhang, Yibao
Wu, Hao
Cheng, Jinsheng
Su, Xu
Funding for this research was provided by:
The specialized project on scientific research within healthcare circle by National Health and Family Planning Commission of China (201002009)
Special Fund for Quality Scientific Research in the Public Welfare (201510001)
National Natural Science Foundation of China (11505012)
Beijing Municipal Administration of Hospitals’ Youth Programme (QML20151004)