Gao, Wen
Li, Jie
Wu, Yin
Li, Yanchen
Leng, Yun
Liu, Aijun
Yang, Guangzhong
Tian, Ying
Wang, Huijuan
Wang, Guorong
Wu, Zhipeng
Ren, Zhangyong
Chen, Wenming
Funding for this research was provided by:
basic and clinic research cooperation fund of capital medical universty (grant 2015, 15JL37)
Students' research innovation project of Capital Medical University. (grant 2015, XSKY2015150)
Article History
Received: 29 May 2017
Accepted: 28 November 2018
First Online: 4 January 2019
Compliance with ethical standards
: Approval was obtained from the Institutional Review Board of Beijing Chao Yang Hospital for the analysis and publication of these data.
: The authors declare that they have no conflict of interest.