Funding for this research was provided by:
National Natural Science Foundation of China (61001049)
Natural Science Foundation of Beijing Municipality (4172010)
Article History
Received: 30 March 2021
Revised: 22 February 2022
Accepted: 10 April 2022
First Online: 25 April 2022
Declarations
:
: The authors declare that they have no conflict of interest.
: All procedures performed in studies involving human participants were in accordance with the ethical standards of the institutional and/or national research committee and with the 1964 Helsinki declaration and its later amendments or comparable ethical standards.
: Informed consent was obtained from all individual participants included in the study.