Received: 3 September 2021
Accepted: 17 December 2021
First Online: 6 January 2022
: The study conformed to the ethical guidelines of the 1975 Declaration of Helsinki. Both recipients signed a written consent for the use of their clinical samples for research activities. Authorization for use of clinical data and leftover biological samples for research is not needed by our Institute, according to the Italian Personal Data Protection Code (Legislative Decree No. 196 of 30 June 2003) as amended by Legislative Decree No. 101 of 10 August 2018, article 110-bis.
: Not applicable.
: The authors declare that the research was conducted in the absence of any commercial or financial relationships that could be construed as a potential conflict of interest.