Polycythemia VeraAloeThrombocythemia, EssentialJanus Kinase 2Primary MyelofibrosisMyeloproliferative DisordersPolycythemiaPipobromanThrombocytosisPistaciaErythroid Precursor CellsPhlebotomyReceptors, ThrombopoietinPhytotherapyPlant ExtractsErythropoietinErythropoiesisGranulocytesBloodlettingbeta-TocopherolThrombosisHydroxyureaReticulinErythrocyte VolumeHematopoiesis, ExtramedullaryErythroid CellsMutation, MissenseHematocrit