Received: 24 May 2020
Accepted: 8 December 2020
First Online: 7 January 2021
Ethics approval and consent to participate
: The research protocol received the approval of Catania University Hospital Ethics Committee (Catania, Italy) and the written informed consent of all subjects was acquired including them in the study. Participation will be voluntary.
: Consent for publication was obtained.
: The authors declare that they have no competing interests.