Aguilar, S. I. L., Espinosa, L. D. S., Calvillo, D. S. R., Montiel, O. R., & Carbajal, A. Y. D. (2025). Case Report of Transformation from Multiple Myeloma IgG KAPPA to Primary Plasma Cell Leukemia. British Journal of Healthcare and Medical Research, 12(01), 341–346. https://doi.org/10.14738/bjhmr.1201.18334