Lee, J., Jensen, A., Hosoya, H., Zanwar, S., Pasvolsky, O., Gaballa, M., Dillard, C., Khouri, J., Raza, S., Goel, U., Anwer, F., Hovanky, V., Rana, M., Davis, J., Green, K., Afrough, A., Anderson, L., Biran, N., Zolotov, E., Herr, M., Hassan, H., Shune, L., Kort, J., Ferreri, C., Atrash, S., Varga, C., Voorhees, P., Sborov, D., Fortuna, G., Julian, K., Dima, D., Banerjee, R., Freeman, C. L., Portuguese, A., Cassano, R. C., Locke, F., Salva, K. J., Peres, L., Reid, B., Puglianini, O. A. C., Grajales-Cruz, A., Jain, M., Patel, K., Frank, M., Lin, Y., Hansen, D., Sidana, S., Shah, N., Mikkilineni, L. (2025). Optimal ferritin threshold to diagnose immune effector cell-associated hemophagocytic syndrome (IEC-HS) following CAR-T therapy in relapsed/refractory multiple myeloma (RRMM). Blood. https://doi.org/10.1182/blood-2025-717