Received: 22 January 2021
Accepted: 15 April 2021
First Online: 6 May 2021
: Informed consent was obtained from each patient. The study protocol was approved by the Institutional Review Board of the University of Rome “Tor Vergata”.
: All authors have agreed with the submission in its present (and subsequent) forms.
: The authors declare that they have no competing interests. The study is original, and the manuscript has not been published yet and is not being considered for publication.