RecruitingEarly Phase 1Drug trialUniversal Chimeric Antigen Receptor T-Cell (UCAR T-cell) Therapy Targeting CD19/B Cell Maturation Antigen (CD19/BCMA) in Patients With r/r Neurological Autoimmune DiseasesThis is an open label, single-site, dose-escalation study in up to 12 participants with relapsed or refractory Neurological Autoimmune Diseases. This study aims to evaluate the safety and efficacy of the treatment with universal CD19/BCMA CAR T-cells.