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Article History
Received: 27 June 2022
Accepted: 2 January 2023
First Online: 14 January 2023
Declarations
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: Informed consent was obtained from all parents of children included in the study. The questionnaire and methodology for this study was approved by the Human Research Ethics committee of Children’s Hospital Affiliated to Zhejiang University (Ethics approval number: 2022-IRB-106). all methods were performed in accordance with the ethical standards as laid down in the Declaration of Helsinki and its later amendments or comparable ethical standards.
: Not applicable.
: The authors declare that they have no competing interests.
