Niu, Wanjie
Yuan, Qinghong
Qian, Shanshan
Liu, Zhaoyan
Funding for this research was provided by:
National Natural Science Foundation of China (71472094)
National Natural Science Foundation of China (71602139)
China Scholarship Council ([2016]3100)
Article History
First Online: 3 August 2018
Compliance with Ethical Standards
:
: On behalf of all authors, the corresponding author states that there is 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.
: Informed consent was obtained from all individual participants included in the study.