1. Kessler Foundation, East Hanover, New Jersey, USA; Departments of Physical Medicine and Rehabilitation, and Neurology, Rutgers-New Jersey Medical School, Newark, USA
2. Neuroimaging Research Unit, Division of Neuroscience, Neurology Unit, Neurorehabilitation Unit, and Neurophysiology Service, IRCCS San Raffaele Scientific Institute, and Vita-Salute San Raffaele University, Milan, Italy
3. Neurologische Universitätsklinik, St. Josef Hospital, Bochum, Germany
4. Centre for Neurology, Łódź, Poland; Collegium Medicum, University of Warmia and Mazury, Olsztyn, Poland
5. Buffalo Neuroimaging Analysis Centre, Department of Neurology, Jacobs School of Medicine and Biomedical Sciences, University at Buffalo, The State University of New York, USA