Ethical approval
All procedures performed in this study were approved by the ethical committee of Policlinic Tor Vergata.
Consent for publication
Written consent was obtained from all participants.
Authors’ contributions
L.C. designed, directed and wrote the study. G.B. carried out the experiment and wrote the study. A.P. interpreted the results.
Disclosure statement
No potential conflict of interest was reported by the authors.
Data availability
The datasets used and/or analysed during the current study are available from the corresponding author on reasonable request.