1. Barrow Neurological Institute, University of Arizona, and Creighton University, Phoenix, AZ, USA
2. King’s College London, London, UK
3. The Neurological Institute of New York, Columbia University Irving Medical Center, New York, NY, USA
4. Rita Levi Montalcini’ Department of Neuroscience, University of Turin, Turin, Italy
5. Department of Neurosciences of Centro Hospitalar Universitário Lisboa-Norte, Faculty of Medicine, Centro de Estudos Egas Moniz, Institute of Molecular Medicine, Universidade de Lisboa, Lisbon, Portugal
6. Sangamo Therapeutics, Inc, Brisbane, CA, USA
7. Centre de Réference SLA, CHU Bretonneau, Tours, France
8. Neurology Department, LS Centre CHU Dupuytren, Limoges, France
9. Neurological Clinical Research Institute, Massachusetts General Hospital, Boston, MA, USA
10. Montreal Neurological Institute, Montreal, QC, Canada
11. Academic Unit of Neurology, Trinity Biomedical Sciences Institute, Trinity College, Dublin, Ireland
12. Neurology Lewis Katz School of Medicine at Temple University, Philadelphia, PA, USA
13. UQ Centre for Clinical Research, The University of Queensland, Brisbane, Australia
14. Department of Clinical Neuroscience, Karolinska Institute, Stockholm, Sweden
15. University of Texas Health Science Center at San Antonio, San Antonio, TX, USA
16. University of Alberta, Edmonton, AB, Canada
17. Johns Hopkins University School of Medicine, Baltimore, MD, USA
18. UULM Clinic of Neurology, Ulm University, Ulm, Germany
19. Johns Hopkins ALS Clinical Trials Unit, Johns Hopkins University, Baltimore, MD, USA
20. Washington University School of Medicine, St. Louis, MO, USA
21. ALS Unit, Hospital Universitario San Rafael, Madrid, Spain
22. Department of Neurology, Hannover Medical School, Hannover, Germany
23. Penn State Health Milton S Hershey Medical Center, Hershey, PA, USA
24. Department of Neurology, UMC Utrecht Brain Center, Netherlands ALS Centre, University Medical Center Utrecht, Utrecht, Netherlands
25. Sunnybrook Health Sciences Centre, Toronto, ON, Canada, and
26. Cytokinetics, Incorporated, South San Francisco, CA, USA