Hu, Rong
Luo, Xiaorong
Tang, Guilan
Ding, Yiyi
Article History
Received: 27 July 2022
Accepted: 27 January 2023
First Online: 2 February 2023
Declarations
:
: This study was approved by the ethics committee of The First People's Hospital of Changde City (protocol ID: 2020-145-01). Informed consent was obtained from their legal guardian(s).
: Not applicable.
: The authors declare that they have no competing interests.