Funding for this research was provided by:
Ministero della Salute (GR-2011-02348868)
Received: 30 March 2020
Accepted: 25 May 2020
First Online: 6 June 2020
Ethics approval and consent to participate
: The study was approved by the ethical committees of the Friuli Venezia Giulia region and of the Carlo Besta Neurological Institute of Milan. All patients signed an informed consent before entering the study.
: All participants gave consent for publication.
: No author has a conflict of interest to declare.