Article History
Received: 24 January 2020
Accepted: 12 April 2020
First Online: 2 May 2020
Compliance with Ethical Standards
:
: Alessandra Corradini declares that she has no conflict of interest. Marcello Trevisani declares that he has no conflict of interest. Matilde Cecchini declares that she has no conflict of interest.
: This article does not contain any studies with human participants or animals performed by any of the authors.
: Not applicable.