Qi, Yu-feng
Sun, Jun-ning
Ren, Lai-feng
Cao, Xue-ling
Dong, Jian-hong
Tao, Kai
Guan, Xue-mei
Cui, Ya-ni
Funding for this research was provided by:
Special Foundation for Talents of Shanxi Province of China (201705D211021)
National Natural Science Foundation of China (81272696)
Article History
Received: 10 August 2018
Accepted: 1 December 2018
First Online: 7 December 2018
Compliance with ethical standards
:
: All 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 Helsinki Declaration and its later amendments or comparable ethical standards.