Funding for this research was provided by:
The Key Scientific Research Fund of Xihua University (z1310525)
the Technological Innovation Project of Chengdu Science and Technology Bureau (2018-YF05-00522-SN)
the Application Foundation Project of Sichuan Provincial Department of Science and Technology (2019YJ0389)
the Graduate Student Innovation Fund of Xihua University (ycjj2019122)
Article History
Received: 2 July 2020
Accepted: 15 October 2020
First Online: 30 October 2020
Ethics approval and consent to participate
: Not applicable.
: All authors give their consent for publication.
: All authors declare that they have no competing interests.