Polycythemia VeraPolycythemiaHematocritHemoglobinsThrombocythemia, EssentialJanus Kinase 2Primary MyelofibrosisHemoglobin AMyeloproliferative DisordersHemoglobins, AbnormalErythropoietinPipobromanThrombocytosisFetal HemoglobinHemoglobin, SickleErythroid Precursor CellsPhlebotomyErythropoiesisAloeHemoglobin CAnemiaReceptors, ThrombopoietinBloodlettingOxyhemoglobinsErythrocyte CountHemoglobin A, GlycosylatedHemodilutionHemoglobin EBlood ViscosityErythrocytesHemoglobin A2HemoglobinometryGranulocytesHydroxyureaErythrocyte VolumeReceptors, ErythropoietinMethemoglobinThrombosisOxygenErythrocyte IndicesPlatelet CountTruncated HemoglobinsPlasma VolumeErythroid CellsBlood SubstitutesMutationHemoglobinopathiesDiphosphoglyceric AcidsHematopoiesis, ExtramedullaryIronCarboxyhemoglobinMutation, MissenseAmino Acid Substitution2,3-DiphosphoglycerateBone MarrowAnemia, Sickle CellExchange Transfusion, Whole BloodColony-Forming Units AssayGPI-Linked ProteinsHomozygoteMegakaryocytesHemoglobin C DiseaseHematologic TestsHemoglobin JBudd-Chiari SyndromeHematopoietic Stem CellsSplenomegalyIsoantigensHemoglobin HBlood VolumeLeukemia, Myeloid, Chronic, Atypical, BCR-ABL NegativeChromosomes, Human, 19-20ThrombopoietinValineSplenectomyReticulocyte CountAnemia, Iron-Deficiency