1. Applied Neurotechnology Laboratory, Department of Psychiatry and Psychotherapy, University Hospital Tübingen, Tübingen, Germany.
2. Institute of Medical Psychology and Behavioral Neurobiology, University of Tübingen, Tübingen, Germany.
3. Hospital de Neurorehabilitació Institut Guttmann, Barcelona, Spain.
4. BioRobotics Institute, Scuola Superiore Sant’Anna, Pisa, Italy.
5. Human Cortical Physiology and Stroke Neurorehabilitation Section, National Institutes of Neurological Disorders and Stroke, National Institutes of Health, Bethesda, MD 20892, USA.
6. Ospedale San Camillo, IRCCS, Venice, Italy.
7. Fondazione Don Carlo Gnocchi, Firenze, Italy.