Zhao, Xinzhuo
Liu, Liyao
Qi, Shouliang http://orcid.org/0000-0003-0977-1939
Teng, Yueyang
Li, Jianhua
Qian, Wei
Funding for this research was provided by:
National Natural Science Foundation of China (61672146, 81671773)
Article History
Received: 2 June 2017
Accepted: 20 December 2017
First Online: 23 February 2018
Compliance with ethical standards
:
: The authors declare that they have no conflict of interest.
: All procedures performed in these 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. For this type of study, formal consent is not required.