Funding for this research was provided by:
Natural Science Foundation of Fujian Province (2018J01430)
Xiamen University of Technology, China (YKJ17003R)
Ministry of Science and Technology, Taiwan (MOST106-2118-M-006-002, MOST107-2118-M-006-005)
Research Grants Council, University Grants Committee (CUHK14304916)
The Chinese University of Hong Kong (Direct Grant)
Article History
Received: 16 June 2019
Accepted: 6 February 2020
First Online: 18 February 2020
Compliance with ethical standards
:
: The authors declare that they have no conflict of interest.