Zhang, Song-yun http://orcid.org/0000-0001-7382-6063
Ji, Su-xiao
Bai, Xiao-mei
Yuan, Fang
Zhang, Li-hui
Li, Jie
Funding for this research was provided by:
Natural Science Foundation of Hebei Province (H2014206390)
Article History
Received: 25 January 2018
Accepted: 25 November 2018
First Online: 1 December 2018
Compliance with ethical standards
:
: None.