HemoglobinsThalassemiaalpha-ThalassemiaFolic AcidHemoglobin AFetal HemoglobinHemoglobins, Abnormalalpha-GlobinsGlobinsHemoglobinopathiesbeta-ThalassemiaStrepsirhiniErythrocyte CountOxyhemoglobinsReticulocytesHemoglobin Ebeta-GlobinsHemoglobin, SickleFolic Acid DeficiencyCarboxyhemoglobinMethemoglobinHemoglobin A2Hemoglobin CDiphosphoglyceric AcidsNeural Tube DefectsErythropoiesisErythrocytesAnemia, Sickle Cell2,3-DiphosphoglycerateTupaiidaegamma-GlobinsChelation TherapyPhytic AcidOxygenHemoglobin A, GlycosylatedDietary SupplementsFood, FortifiedTetrahydrofolatesAnemiaVitamin B 12HomocysteineHemoglobinometryHemoglobin HVitamin B ComplexHemoglobin JIronErythroblastsErythroid Precursor CellsIron OverloadFolic Acid AntagonistsHematinicsTruncated HemoglobinsMagnetic Resonance SpectroscopyIron Chelating AgentsPreconception CareBlood TransfusionHemoglobin C DiseaseFerritinsProtein ConformationErythrocyte IndicesSickle Cell TraitKineticsPregnancyAnemia, Iron-DeficiencyErythrocytes, AbnormalFolate Receptors, GPI-AnchoredHydrogen-Ion ConcentrationBlood SubstitutesHematocritHyperhomocysteinemiaProtein BindingAnemia, MacrocyticDeferoxamineChemistryAnemia, HypochromicHemoglobin SC DiseaseErythropoietinPyridonesAmino Acid SequenceVitamin B 6HomozygotePregnancy Complications, HematologicHemeBlood Protein ElectrophoresisPteroylpolyglutamic AcidsVitamin B 12 DeficiencySicilyFolic Acid Transportersalpha 1-AntitrypsinHeterozygoteVitaminsHaptoglobinsHemolysisIron, DietaryBreadPrenatal CareCarbon MonoxideTime FactorsHemoglobinuriaDouble-Blind Method