Sept 7th 2023- Prof. Alvaro Urbano- Fractionated Initial Infusion and Booster Dose of ARI0002h, a Humanised, BCMA-Directed CAR T-cell Therapy, for Patients with Relapsed or Refractory Multiple Myeloma (CARTBCMA-HCB-01): a Single-Arm, Multicentre, Academic Pilot Study