Funding for this research was provided by:
Natural Sciences Funding of Fujian Province (2017J01418, 2016J05040)
Science and technology project of Minjiang University (MYK17008, MYK17010)
Fujian Provincial Youth Natural Fund Key Project (JZ160468)
Article History
Received: 20 August 2018
Revised: 11 October 2018
Accepted: 30 October 2018
First Online: 19 November 2018
Compliance with ethical standards
:
: The authors declare that they have no competing interests.