Spinelli, Claudio
Strambi, Silvia
Bakkar, Sohail
Nosiglia, Andrea
Elia, GianMarco
Bertocchini, Alessia
Calani, Chiara
Leoni, Matteo
Morganti, Riccardo
Materazzi, Gabriele
Article History
First Online: 11 October 2019
Compliance with Ethical Standards
:
: The authors declare that they have no conflict of interest.
: All procedures performed in this study were in accordance with the ethical standards of the institutional and/or national research committee and with the 1964 Helsinki Declaration and its later amendments or comparable ethical standard<b>s.</b> This work was approved by the Ethical Committee at the University of Pisa, Pisa, Italy.
: Informed consent was waived due to the retrospective nature of the study.