Bai, Shu-Ping
Wang, Shu-Hong http://orcid.org/0000-0002-9042-9083
Qi, Feng http://orcid.org/0000-0001-6239-2968
Funding for this research was provided by:
Science Research Foundation of Inner Mongolia University for Nationalities (NMDYB1777)
Natural Science Foundation of Inner Mongolia (2019MS01007)
PhD Research Foundation of Inner Mongolia University for Nationalities (BS401, BS402)
Article History
Received: 30 September 2019
Accepted: 29 December 2019
First Online: 8 January 2020
Competing interests
: The authors declare that they have no competing interests.