Jia, Qingwen
Qu, Yi
Huo, Huisheng
Yin, Hongxia
Jiang, Meijun
You, Dianping
Article History
Received: 6 February 2023
Accepted: 14 September 2023
First Online: 27 September 2023
Change Date: 25 October 2023
Change Type: Correction
Change Details: A Correction to this paper has been published:
Change Details: https://doi.org/10.1186/s12909-023-04783-3
Declarations
:
: This study was performed in line with the principles of the Declaration of Helsinki. And the study protocol was approved by the ethics committee of Hebei Children's Hospital. Participation in this anonymous questionnaire is voluntary, and participants can refuse to participate or stop participating at any time. Informed consent was obtained from the study participants.
: Not applicable.
: The authors declare no conflict of interest.