Received: 26 May 2020
Accepted: 6 August 2020
First Online: 14 August 2020
Ethics approval and consent to participate
: All procedures performed in this study involving human participants were in accordance with the ethical standards of the 1964 Helsinki Declaration and its later amendments. Approval was granted by the Medical Ethics Committee of Friuli Venezia Giulia region in Italy (CEUR-2018-Sper-027-ASUIUD). Written informed consent was obtained from all participants included in the study.
: Not applicable.
: The authors declare that they have no competing interests.