Funding for this research was provided by:
National Natural Science Foundation of China (Nos. 31472017)
National Natural Science Foundation of China (Nos.31272339)
Project of Science and Technology Department of Hunan Province (No.2014FJ2003)
Tropical Disease Control and Research, Ministry of Education in China (2018kfkt03)
Education and Scientific Research Project of Shanghai (16C0778)
Scientific Research Foundation of Hunan Provincial Education Department (18A024)
Article History
Received: 5 November 2019
Accepted: 2 February 2020
First Online: 11 March 2020
Compliance with ethical standards
:
: The authors declare that they have no competing interests.