Article History
Received: 3 June 2021
Accepted: 9 November 2021
First Online: 6 January 2022
Declarations
:
: Yan Li declares that she has no conflict of interest. Zhiwei Liu declares that he has no conflict of interest. Xiping Liu declares that she has no conflict of interest. The authors did not have a financial relationship with any organization for this work. The authors have full control of all primary data.
: All procedures performed in the present study involving human participants were in accordance with the Helsinki Declaration and with the ethical standards of the institutional and national research committee.
: Informed consent was obtained from all individual participants included in the study.