Li, Xin
Sun, Suzhen
Zhang, Huifeng
Article History
Received: 21 November 2023
Accepted: 26 January 2024
First Online: 12 February 2024
Declarations
:
: This study was approved by the Ethics Committee of Hebei Provincial Children’s Hospital (132) and was carried out in compliance with the principles of the Declaration of Helsinki. The parents of patients signed the informed consent.
: Not applicable.
: The authors declare no competing interests.