The Evolving Understanding of Prognosis in Post–Essential Thrombocythemia Myelofibrosis and Post–Polycythemia Vera Myelofibrosis vs Primary Myelofibrosis

  Abstract: Myelofibrosis (MF) is the most aggressive of the classic Philadelphia chromosome–negative myeloproliferative neoplasms (MPNs). In some patients with essential thrombocytopenia or polycythemia vera, which […]