1. National Multiple Sclerosis Society, New York, NY, USA
2. Multiple Sclerosis Society UK, London, UK
3. Multiple Sclerosis International Federation, London, UK
4. Multiple Sclerosis Canada, Toronto, ON, Canada
5. German Multiple Sclerosis Society, Hannover
6. Esclerosis Multiple Espana, Madrid, Spain
7. Multiple Sclerosis Australia, North Sydney, NSW, Australia
8. Fondation ARSEP–French Multiple Sclerosis Research Society, Ivry-sur-Seine, France
9. McKing Consulting Corporation, Atlanta, GA, USA
10. Danish Multiple Sclerosis Society, Glostrup, Denmark
11. Italian Multiple Sclerosis Society, Genoa, Italy