Ma, Lin http://orcid.org/0000-0003-1684-9714
Wang, Yun
Xu, Yubin
Wang, Shiqi
Berhane, Teklu Merhawit
Funding for this research was provided by:
National Natural Science Foundation of China (61571162)
Ministry of Education - China Mobile Research Foundation (MCM20170106)
Natural Science Foundation of Heilongjiang Province (F2016019)
Article History
Received: 29 December 2017
Accepted: 20 June 2018
First Online: 9 July 2018
Competing interests
: The authors declare that they have no competing interests.
: Springer Nature remains neutral with regard to jurisdictional claims in published maps and institutional affiliations.