E. CapelloR. SaccardiA. MurialdoF. GualandiF. PagliaiA. BacigalupoA. MarmontA. Uccelli M. IngleseP. BruzziM.P. SormaniE. CoccoG. MeucciL. MassacesiA. BertolottoA. Lugaresi E. MerelliA. SolariM. FilippiG.L. Mancardi and the Italian GITMO-Neuro Intergroup on ASCT for Multiple Sclerosis Intense immunosuppression followed by autologous stem cell transplantation in severe multiple sclerosis