Zheng, Xiaoming
Qin, Xin
Liu, Xin
Liao, Hui
Funding for this research was provided by:
National Natural Science Foundation of China (CN) (71272022, 71502179)
Fulbright Scholarship, sponsored by the U.S. government
Article History
Received: 28 November 2016
Accepted: 24 August 2017
First Online: 2 September 2017
Compliance with Ethical Standards
:
: All 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 and/or national research committee and with the 1964 Declaration of Helsinki and its later amendments or comparable ethical standards.
: Informed consent was obtained from all individual participants included in the study.