1. From the Department of Pediatric Hematology and Oncology and of Cell and Gene Therapy (F.D.B., B.D.A., I.C., G.D.B., M.A.D.I., A.S., A.M., M.G.C., D.P., M. Amicucci, G.L.P., V.B., M.S., S.D.C., M. Guercio, Z.A., L.I., M. Algeri, P.M., F.G., C.Q., F.L.), the Transfusion Unit, Department of Laboratories (G.L.), Officina Farmaceutica, Good Manufacturing Practice Facility (M. Gunetti, S.I., R.B., S.M.), and the Nuclear Medicine Unit (M.C.G., M.F.V.), Department of Imaging (G.S.C.), IRCCS Ospedale Pediatrico...