1. The Sean M. Healey and AMG Center for ALS and the Neurological Clinical Research Institute, Department of Neurology, Massachusetts General Hospital, Boston
2. Department of Anesthesia, Critical Care & Pain Medicine, Massachusetts General Hospital, Boston
3. Harvard Medical School, Boston MA
4. Harvard Stem Cell Institute, Cambridge
5. Broad Institute of MIT and Harvard, Cambridge
6. Biostatistics Center, Massachusetts General Hospital, Boston, Massachusetts
7. Department of Neurology, Westmead Hospital, Westmead, New South Wales, Australia
8. Department of Neurology, Beth Israel Deaconess Medical Center, Boston, Massachusetts
9. Department of Physical Medicine and Rehabilitation, Spaulding Rehabilitation Hospital, Boston, Massachusetts
10. Department of Neurology, Johns Hopkins University, Baltimore, Maryland
11. Department of Neurology, Duke University Medical Center, Durham, North Carolina
12. Department of Neurology, University of California Irvine, Irvine
13. Department of Neurology, Hospital for Special Surgery, New York, New York
14. Department of Neurology, Augusta University Medical Center, Augusta, Georgia
15. Department of Neurology, University of Michigan, Ann Arbor
16. Department of Neurology, Barrow Neurological Institute, Phoenix, Arizona
17. Department of Neurology, Mayo Clinic, Jacksonville, Florida
18. Department of Neurology, Cedars Sinai Medical Center, Los Angeles, California
19. Department of Neurology, Penn State Hershey Medical Center, Hershey, Pennsylvania
20. Department of Psychiatry, Massachusetts General Hospital, Boston
21. Department of Psychiatry, Augusta University Medical Center, Augusta, Georgia
22. School of Kinesiology, University of Michigan, Ann Arbor
23. Department of Neurology, Northwestern University, Chicago, Illinois
24. Department of Neurology, Boston Children’s Hospital, Boston, Massachusetts
25. Department of Stem Cell and Regenerative Biology, Harvard University, Cambridge, Massachusetts
26. Department of Neurology, University of Washington, Seattle
27. Marcus Institute and Center for Memory Health, Hebrew SeniorLife, Boston, Massachusetts
28. Institut Guttmann, Universitat Autonoma, Barcelona, Spain
29. Brain and Mind Centre, University of Sydney, Sydney, New South Wales, Australia
30. Department of Neurology, Royal Prince Alfred Hospital, Sydney, New South Wales, Australia