Wen, Haoyang
He, Bosai
Wang, Haoyu
Chen, Fen
Li, Pingfei
Cui, Mengsuo
Li, Qijun
Pan, Weisan
Yang, Xinggang
Article History
Received: 21 August 2018
Accepted: 31 October 2018
First Online: 9 January 2019
Compliance with Ethical Standards
:
: All procedures performed in this research 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.
: The authors declare that they have no conflicts of interest.