Mao, Cui Ping http://orcid.org/0000-0002-1094-6102
Chen, Fen Rong
Sun, Hong Hong
Shi, Mei Juan
Yang, Hua Juan
Li, Xiao Hui
Ding, Dun
Funding for this research was provided by:
China Scholarship Council (201806285075)
Natural Science Foundation of Shaanxi Province (2018SF-135)
National Natural Science Foundation of China (81501455)
Xi'an Science and Technology Bureau (2016048SF/YX04(3))
Article History
First Online: 29 August 2019
Compliance with ethical standards
:
: All procedures performed in studies involving human participants were in accordance with the ethical standards of the institutional and/or national research committee and with the 1964 Declaration of Helsinki and its later amendments or comparable ethical standards.
: All authors declare that they have no conflict of interest.
: Informed consent was obtained from all individual participants included in the study.