Outpatient Rescue With Stem Cells Boost for Refractory Hematotoxicity Following anti‐BCMA CAR T‐Cell Therapy: A Case Report. - Loukhnati, Mehdi; Hebraud, Benjamin; Cazaux, Marine; Borel, Cécile; Bories, Pierre; Martignoles, Jean Alain; Granell, Miguel; Cougoul, Pierre; Dion, Jeremie; Oberic, Lucie; Huynh, Anne; Tazi, Illias; et al. (Case Reports in Hematology, 2026)