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Article History

Received: 25 January 2026

Accepted: 20 April 2026

First Online: 18 May 2026

Declarations

:

: This study was approved by the Ethics Committee of the Children’s Hospital of Chongqing Medical University (Approval No. 459/2025, dated November 2025). All procedures performed in this study involving human participants were in accordance with the ethical standards of the institutional research committee and with the 1964 Helsinki declaration and its later amendments or comparable ethical standards. Written informed consent was obtained from the parents or legal guardians of all participating children. Additional written informed consent was obtained from the parent of the participant whose anonymized images are shown in Fig. 8 for the publication of these images.

: Not applicable.

: The authors declare no competing interests.