Text and Data Mining valid from 2019-04-11
Received: 22 November 2018
Accepted: 2 April 2019
First Online: 11 April 2019
Ethics approval and consent to participate
: The study approved by the Università di Roma Sapienza and Ospedale San Pietro Institutional Review Boards as retrospective clinical research. Due to the retrospective nature of the study and use of de-identified data, no consent was needed for the patients described in this series.
: Not applicable
: GM has received personal fees from BrainLab, outside the submitted work. The remaining authors declare that they have no competing interests.
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