1. Italian Multiple Sclerosis Foundation, Genoa, Italy
2. Division of Child Neurology, Children’s Hospital of Philadelphia, Philadelphia, PA, USA
3. National Multiple Sclerosis Society, New York, NY, USA
4. Università Vita Salute San Raffaele, Milan, Italy
5. Casa di Cura del Policlinico, Milan, Italy
6. Sunnybrook Research Institute and University of Toronto, Toronto, Canada
7. Biogen International GMBH, International Progressive MS Alliance Industry Forum representative, Zürich, Switzerland
8. Department of Neurosciences, Mental Health and Sensory Organs, Centre for Experimental Neurological Therapies (CENTERS), Sapienza University of Rome, Rome, Italy
9. Istituto Neurologico Mediterraneo (INM) Neuromed, Pozzilli, Italy
10. International Progressive MS Alliance, Lyme, CT, USA