Di Guardo, Federica http://orcid.org/0000-0002-2562-7323
Di Grazia, Flavia Maria
Di Gregorio, Luisa Maria
Zambrotta, Elisa
Carrara, Grazia
Gulino, Ferdinando Antonio
Tuscano, Attilio
Palumbo, Marco
Article History
Received: 14 September 2020
Accepted: 17 November 2020
First Online: 3 January 2021
Compliance with ethical standards
:
: The authors declare that any conflicts of interest are present about this study.
: This retrospective study was conducted in accordance with ethic guidelines for retrospective studies of our institution Ethics Committee of University of Catania, Policlinico-San Marco Hospital. Patients’ anonymity was guaranteed. The principles of the Helsinki Declaration form were respected.
: Informed consent was obtained from all individual included in the study.
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