title: Abnormal megakaryocyte release and myelofibrosis.
mesh_terms: D006801:Humans; D008533:Megakaryocytes / Q000502:physiology*; D010982:Platelet-Derived Growth Factor / Q000172:deficiency; D055728:Primary Myelofibrosis / Q000378:metabolism*
chemical_list: D010982:Platelet-Derived Growth Factor