Al-Bazaz M, Pischke S, Alsdorf W, Sonnemann P, Cichutek S, Wiesch JS zur, Schaefers C, Artzenroth J, Leypoldt L, Kamili A, Bokemeyer C, Weisel K, Kosch R. Hepatitis E virus infections in people with multiple myeloma: an emerging challenge in the era of immunotherapeutic approaches. Haematologica; https://doi.org/10.3324/haematol.2025.288381 [Early view].