European Bone Marrow Working Group trial on reproducibility of World Health Organization criteria to discriminate essential thrombocythemia from prefibrotic primary myelofibrosis: Haematologica 2012;97(3):360-5 - Comment

Any study of myeloproliferative neoplasms (MPNs) that lacks adequate clinical input is doomed to cause diagnostic uncertainty and increased controversy. In the paper by Buhr et al. published in Haematologica,[1][1] the authors studied 102 cases of essential thrombocythemia (ET) and early primary