Analysis of myeloid neoplasms with isolated trisomy 19 reveals a novel MDS subgroup characterized by the presence of ring sideroblasts, fibrosis and SRSF2 and/or ASXL1 mutations. - Hebeda KM; Boudová L; Corsten MF; Ptáková N; Haferlach T; de Graaf AO; Cermak J; Vanecek T; Jansen JH; Stevens-Kroef MJPL; Kroeze LI (Journal of hematopathology, 2025)