1. Department of Neurology, Yale University School of Medicine, New Haven, CT, USA
2. Neuroscience and Regeneration Research Center, VA Connecticut Healthcare System, West Haven, CT, USA
3. Department of Neurology, Maastricht University Medical Center, Maastricht, The Netherlands
4. Department of Neurology, St. Elisabeth Hospital, Willemstad, Curaçao
5. Neuroalgology Unit, IRCCS, Carlo Besta Neurological Institute, Milan, Italy