Received: 4 August 2021
Accepted: 10 December 2021
First Online: 7 January 2022
: The study was approved by the Ethics Committee of San Luigi Gonzaga Hospital in Orbassano, Italy (communication 13/2020, n°11435, 03/09/2020) and was conducted in line with the Helsinki declaration. Due to the retrospective nature of data collection and the relevance of the research, the Ethics Committee allowed the anonymous collection of data without informed consent.
: Not applicable.
: All authors declare no conflict of interests.