ALL: acute lymphoblastic leukemia; BCMA: B cell maturation antigen; BiTE®: Bi-specific T-cell engager; CLIA: Clinical Laboratory Improvement Amendments (administered by the Centers for Medicare & Medicaid Services); DLL3: Delta-like canonical Notch ligand 3; EU: European Union; ITP: Immune thrombocytopenia; KRAS: Kirsten rat sarcoma; Mcl-1: Myeloid cell leukemia sequence 1; MRD: Minimal residual disease; Myeloid Cell Leukemia-1 (Mcl-1); PSMA: Prostate-specific membrane antigen; US: United States.