Sun T, Ju M, Dai X, Dong H, Gu W, Gao Y, Fu R, Liu X, Huang Y, Liu W, Ch Y, Wang W, Li H, Zhou Y, Shi L, Yang R, Zhang L. Erratum to: “Multilevel defects in the hematopoietic niche in essential thrombocythemia”. Haematologica 2026; 111(6):2180-2181; https://doi.org/10.3324/haematol.2026.289416.