Funding for this research was provided by:
National Natural Science Foundation of China (81971798, 81671873)
Natural Science Foundation of Guangdong Province (2019A15150)
Article History
Received: 11 August 2020
Accepted: 8 January 2021
First Online: 1 February 2021
Compliance with ethical standards
: Informed consents were obtained before sample collection. For ethical approval, please refer to Supplementary Material Ethical Approval.
: The authors declare that they have no conflicts of interest.