Xu, Fei
Zhang, Jiqian
Fang, Tingting
Huang, Shoufang
Wang, Maosheng
Funding for this research was provided by:
the Natural Science Foun- dation of Anhui Province, (1508085MA15)
the Key project of cultivation of leading talents in Universities of Anhui Province (gxbjZD2016014)
the Innovation and practice research project of graduate students of Anhui Normal University (2017cxsj045)
the project of Academic and technical leaders candidate of Anhui Provinc (2017H117)
Article History
Received: 4 November 2017
Accepted: 6 February 2018
First Online: 20 February 2018
Compliance with ethical standards
:
: The authors have declared that no competing interests exist. These authors contributed equally to this work.