Zhang, Huijun
Qu, Chen
Funding for this research was provided by:
National Natural Science Foundation of China (31470995, 31600931)
Article History
First Online: 4 December 2018
Compliance with ethical standards
:
: Huijun Zhang declares that she has no conflict of interest. Chen Qu declares that she has no conflict of interest.
: 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 Helsinki declaration and its later amendments or comparable ethical standards.
: Written informed consent was obtained from all individual participants included in the study.