Funding for this research was provided by:
natural science foundation of hebei province (F2017203316)
department of education of hebei province (QN2019061)
Article History
Received: 25 June 2021
Accepted: 27 November 2021
First Online: 4 January 2022
Declarations
:
: The authors declared that they have no conflicts of interest in this work.
: Not applicable.
: Informed consent was obtained from all individual participants included in the study.
: The participant has consented to the submission of the case report to the journal.