Zhang, Zhengyu
Yin, Hongxia
Wang, Zheng
Li, Jing
Lv, Han
Zhao, Pengfei
Yang, Zhenghan
Wang, Zhenchang
Funding for this research was provided by:
National Natural Science Foundation of China (61527807, 81371546)
Natural Science Foundation of Beijing Municipality (7172064, 7162048)
Beijing Municipal Administration of Hospitals’ Mission Plan (SML20150101)
Beijing Scholars Program ((2015)160)
Beijing Municipal Science and Technology commission “Leading talent” Project (Z141107001514002)
Article History
Received: 8 March 2019
Accepted: 7 April 2019
First Online: 2 May 2019
Compliance with ethical standards
:
: The authors declare that they have no conflict of interest.
: All procedures performed in studies involving human participants were in accordance with the ethical standards of the institutional research committee and with the 1964 Helsinki Declaration and its later amendments or comparable ethical standards.
: Not applicable.