Vanni, Francesco
Foglia, Emanuela
Pennestrì, Federico https://orcid.org/0000-0001-9969-9955
Ferrario, Lucrezia
Banfi, Giuseppe
Article History
Received: 5 September 2019
Accepted: 6 August 2020
First Online: 24 August 2020
Ethics approval and consent to participate
: Formal ethics approval was not needed. Informed consent was not necessary. National guidelines are available online at ;
: Not applicable.
: “The authors declare that they have no competing interests”.