Liu, Sheng-Rong http://orcid.org/0000-0001-5548-5613
Zhang, Wei-Rui
Funding for this research was provided by:
Department of Education, Fujian Province (JA15558)
Ningde Normal University (2013F22)
Fujian Provincial Department of Science and Technology (2015N0032)
Article History
Received: 5 June 2018
Revised: 3 December 2018
Accepted: 6 December 2018
First Online: 12 December 2018
Compliance with ethical standards
:
: The authors declare that there is no conflict of interest.