Funding for this research was provided by:
Ministero dell’Istruzione, dell’Università e della Ricerca (PRIN 2017)
Received: 4 May 2020
Accepted: 6 November 2020
First Online: 19 November 2020
Ethics approval and consent to participate
: No ethic approval and consent to participate were not required for this study because no patient data collection was involved.
: Consent for publication is not needed as no individual patient data or images are involved in this research.
: For all the authors: none.