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Article History

Accepted: 18 May 2021

First Online: 29 May 2021

Declarations

:

: Research was approved by Osservatorio Giovani [Youth observatory] dell’Istituto Toniolo di Studi Superiori di Milano.

: All procedures followed were in accordance with the ethical standards of the responsible committee on human experimentation (institutional and national) and with the Helsinki Declaration of 1975, as revised in 2000. Informed consent was obtained from all participants for inclusion in the study and from their parents if minors.

: No animal studies were carried out by the authors for this article.

: The authors declare that they have no conflict of interest.