1. Dino Ferrari Centre, Department of Pathophysiology and TransplantationUniversity of MilanNeurology Unit, IRCCS Foundation Ca' Granda, Ospedale Maggiore Policlinico, Via Francesco Sforza 3520122Milan Italy
2. Department of General PathologyUniversity of NaplesNaples Italy
3. Telethon Institute of Genetics and MedicineNaples Italy
4. Foundation S. Camillo Hospital, IRCCSLido Venice Italy
5. Department of Neurosciences Rita Levi MontalciniUniversity of TorinoTorino Italy
6. Neuromuscular Diseases and Neuroimmunology UnitFondazione IRCCS Istituto Neurologico C. BestaMilan Italy
7. Child Neurology UnitIRCCS Foundation Istituto Neurologico C. BestaMilan Italy
8. Department of Clinically and Experimental MedicineUniversity of Messina Italy
9. Neuromuscular Unit–IRCCS E. Medea Bosisio PariniBosisio Parini Italy
10. Department of Neurological SciencesVerona Italy
11. Department of Clinical and Experimental MedicineUniversity of PisaPisa Italy
12. Center of Myology and Neurodegenerative DiseasesIstituto Giannina GasliniGenova
13. Don Carlo Gnocchi ONLUS FoundationRome Italy
14. Department of Neurology, Policlinico Universitario A. GemelliUniversity Cattolica del Sacro Cuore of RomeRome Italy
15. Dino Ferrari Centre, Neuromuscular and Rare Diseases Unit, IRCCS Foundation Ca' GrandaOspedale Maggiore PoliclinicoMilan Italy
16. IRCCS Fondazione Stella MarisCalambrone Italy
17. Department of NeurosciencesUniversity of PaduaPadua Italy