Thomas Buhr, Konnie Hebeda, Vassiliki Kaloutsi, Anna Porwit, Jon Van der Walt, Hans Kreipe. European Bone Marrow Working Group trial on reproducibility of World Health Organization criteria to discriminate essential thrombocythemia from prefibrotic primary myelofibrosis. haematol [Internet]. 2012Mar.1 [cited 2024Nov.24];97(3):360-5. Available from: https://haematologica.org/article/view/6237