Xu, Yuan
Li, Huiyu
Wang, Bo
Liu, Haochi
Zhao, Li
Zhou, Tianyu
Liu, Meitong
Huang, Ning
Li, Yi
Ding, Lan
Chen, Yanhua
Funding for this research was provided by:
Provincial Nature Science Foundation of Heilongjiang (E2016039)
Article History
Received: 2 January 2018
Accepted: 26 March 2018
First Online: 13 April 2018
Compliance with ethical standards
: The authors declare that they have no competing interests.