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Article History

Received: 21 August 2020

Accepted: 2 September 2020

First Online: 14 September 2020

Compliance with ethical standards

:

: Michela Palleschi, Emanuela Scarpi and Chiara Casadei declare that they have no conflict of interest.

: All procedures performed in studies involving human participants were in accordance with the ethical standards of the institutional and/or national research committee and with the 1964 Helsinki declaration and its later amendments or comparable ethical standards.

: This article does not contain any studies with animals performed by any of the authors.

: Informed consent was obtained from all individual participants included in the study.