Su, Li
Song, Hui
Huang, Xiaofeng
Funding for this research was provided by:
the Capital Health Research and Development of Special Project (2018-2-1102)
the achievement promotion project of the Natural Science Foundation of Beijing Municipality (7162053)
Article History
Received: 1 February 2022
Accepted: 8 June 2022
First Online: 24 June 2022
Declarations
:
: In the present study, all procedures were performed in accordance with the Declaration of Helsinki, while the protocol and other related materials were approved by the biomedical ethics committee of Capital Medical University, Beijing, PR China (approval ID: 2018-P2-054-01). All participants’ parents signed written informed consent before the study began.
: Not applicable.
: The authors declare no competing interests.