1. Department of Physical Medicine & Rehabilitation, Faculty of MedicineAin Shams University Cairo Egypt
2. Department of NeurologyWake Forest School of Medicine Winston‐Salem North Carolina
3. Department of NeurologyUniversity Hospital Tuebingen Tuebingen Germany
4. Department of Physical Medicine and RehabilitationMayo Clinic Rochester Minnesota
5. Department of NeurologySt Josef Hospital, Ruhr University Bochum Germany
6. Neurological Institute, University Hospitals, Cleveland Medical CenterCase Western Reserve University Cleveland Ohio
7. Department of NeurologyYong Loo Lin School of Medicine, National University Singapore Singapore
8. Hans Berger Department of NeurologyJena University Hospital Jena Germany
9. Department of Neurology, Neuromuscular DivisionDuke University School of Medicine Durham North Carolina
10. Department of Neurology and Clinical Neurophysiology, Donders Institute for Brain, Cognition, and BehaviorRadboud University Medical Center Nijmegen The Netherlands
11. Department of NeurologyAustin Health and University of Melbourne Heidelberg Victoria Australia
12. Division of Neurology, Department of Medicine, Faculty of MedicineUniversity of Malaya Kuala Lumpur Malaysia
13. Division of Physical Medicine and RehabilitationUniversity of British Columbia Vancouver British Columbia Canada
14. Department of NeurosciencesUniversity of California San Diego School of Medicine La Jolla California
15. Department of Neurology and Neurological SciencesStanford University Stanford California
16. Department of NeurologyNeuromuscular Center, Cleveland Clinic Cleveland Ohio
17. Department of Neurology, Mount Sinai School of Medicine New York New York