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Article History

Received: 13 March 2026

Revised: 28 April 2026

Accepted: 3 May 2026

First Online: 18 May 2026

Declarations

:

: Written informed consent was obtained from the parents.

: The authors affirm that the parents of all participants provided informed consent for publication of the images in Figs. 1 (1a and 1b), 2 (3a, 4a, 4b, 5a, 5b), 3 (6a, 6b) and 4 (7a, 7b, 8a, 8b, 9a, 9b).

: The authors declare no competing interests.