1. The Shirley Ryan AbilityLab, Northwestern University Feinberg School of Medicine, Chiago, IL (R.L.H., L.M.R.)
2. Burke Neurological Institute, Weill Cornell Neurology, White Plains, NY (D.E.)
3. Department of Rehabilitation, Exercise and Nutrition Sciences, University of Cincinnati, OH (K.D.)
4. Spaulding Rehabilitation Hospital, Harvard Medical School, Boston, MA (F.F.)
5. Department of Rehabilitation and Regenerative Medicine, Columbia University Medical Center, New York, NY (J.S.)
6. Nexstim Corporation, Helsinki, Finland (J.L.)
7. Shepherd Center, Clinical Research, Atlanta, GA (F.V.)
8. Baylor College of Medicine, Physical Medicine and Rehabilitation, TIRR Memorial Herrmann, Houston, TX (A.D.-S.)
9. Physical Medicine and Rehabilitation, Ohio State University, Columbus (M.B.)
10. Kentucky Neuroscience Institute, University of Kentucky, Lexington (L.B.G.)
11. Physical Medicine and Rehabilitation, University of Texas Health Science Center, TIRR Memorial Herrmann, Houston (G.E.F.)
12. Mayo Clinic Arizona, Mayo Clinic Hospital, Physical Medicine and Rehabilitation, Phoenix (C.L.K.)
13. USC Neurorestoration Center, Rancho Los Amigos National Rehabilitation Center, Los Angeles, CA (C.Y.L.).