Huang, Hui
Deng, Li
Jia, Liping
Zhu, Runan
Funding for this research was provided by:
Beijing Municipal Administration of Hospitals (XTCX201822)
Article History
Received: 29 May 2019
Accepted: 9 July 2021
First Online: 31 July 2021
Declarations
:
: This study protocol was reviewed and approved by the Capital Institute of Pediatrics Ethics Committee (SHERLL2019012).
: Not applicable.
: The authors declare that they have no competing interests.