Funding for this research was provided by:
Medical Science and Technology Development Foundation, Jiangsu Provincial Commission of Health and Family Planning (ZDRCA2016073)
Key Project of the Jiangsu Commission of Health (ZDA2020004)
Article History
Received: 25 August 2021
Accepted: 22 February 2022
First Online: 9 March 2022
Declarations
:
: All participants provided written and informed consent. All study protocols were approved by the Institutional Review Board at Children's Hospital of Nanjing Medical University. Children's Hospital of Nanjing Medical University deemed the use of data and biological specimens for this study exempt.
: Not applicable.
: The authors declare that they have no competing interests.