Studio osservazionale: Observational, single/arm, multicenter one/day trial in Relapsing/Remitting Multiple Sclerosis ﴾RRMS﴿ patients to characterize ﴾in terms of demographic, clinical and neurovegetative aspects﴿ the population for whom extender monitoring after the first dose of fingolinod ﴾Gilenya®﴿ was necessary. CFTY20DIT08