Mazza, Michele
Crippa, Stefano
Pecorelli, Niccolò
Tamburino, Domenico
Partelli, Stefano
Castoldi, Renato
Balzano, Gianpaolo
Falconi, Massimo
Article History
Received: 3 December 2018
Accepted: 22 February 2019
First Online: 2 March 2019
Compliance with ethical standards
:
: The authors declare that they have no conflict of interest.
: Ethical approval from the Ethical Committee of institution is not required as it is a retrospective investigation. All procedures followed were in accordance with the ethical standards of the responsible committee on human experimentation (institutional and national) and with the Helsinki declaration of 1975, as revised in 2008.
: Informed consent was obtained from all patients for being included in the study.