Funding for this research was provided by:
Local research funding call, B quota, No OLIF_RILO_17_01 (OLIF_RILO_17_01)
Received: 16 April 2020
Accepted: 7 November 2020
First Online: 18 November 2020
Ethics approval and consent to participate
: The research protocol of the present observational study was approved by the Research Ethics Committee of the San Luigi Gonzaga University Hospital (Orbassano, Turin, Italy), therefore the study was conducted in accordance with the Helsinki Declaration.
: Not applicable.
: The authors declare no potential conflicts of interest with respect to the research, authorship, or publication of this article.