Merola, G. http://orcid.org/0000-0002-3237-677X
Cavallaro, G. http://orcid.org/0000-0001-7121-2295
Iorio, O.
Frascio, M.
Pontecorvi, E. http://orcid.org/0000-0002-1115-8482
Corcione, F. http://orcid.org/0000-0002-7157-5157
Andreuccetti, J. http://orcid.org/0000-0003-0474-9775
Pignata, G. http://orcid.org/0000-0002-2381-1055
Stabilini, C. http://orcid.org/0000-0002-5410-0352
Bracale, U. http://orcid.org/0000-0002-9868-0889
Article History
Received: 15 June 2019
Accepted: 27 September 2019
First Online: 22 November 2019
Compliance with ethical standards
:
: All the authors declare that they have no conflict of interest.
: All procedures performed were in accordance with the ethical standards of the institute and regional research committee and with the 1694 Helsinki declaration and its later amendments or comparable ethical standards. Moreover, ethical approval was sought but not deemed necessary by the hospital research committee, due to retrospective nature of the paper.
: There are no human and animal rights issue to declare.
: Due to the retrospective nature of the study a formal consent is not required.