Anemia, Sickle CellSickle Cell TraitHemoglobin, SickleErythrocytes, AbnormalAntisickling AgentsHemoglobin SC DiseasePrenatal CareFetal HemoglobinPregnancyThalassemiaHydroxyureaPrenatal Diagnosisbeta-ThalassemiaHemoglobinopathiesBetamethasoneJamaicaErythrocytesAcute Chest SyndromeInfant, NewbornHemoglobinsHemoglobin C Diseasealpha-ThalassemiaHemoglobin APregnancy Complications, InfectiousHemolysisBlood TransfusionExchange Transfusion, Whole BloodLeg UlcerHemoglobins, AbnormalErythrocyte DeformabilityHemoglobin CPregnancy Complications, HematologicFetal DiseasesPregnancy ComplicationsGlobinsMaternal Health ServicesNigeriaSplenic InfarctionPainPregnancy OutcomeGestational AgeUltrasonography, PrenatalPregnant WomenErythrocyte CountPostnatal CareInfectious Disease Transmission, VerticalVascular DiseasesErythrocyte AgingErythrocyte MembraneErythrocyte IndicesBlood ViscosityMidwiferyReticulocytesDelivery, ObstetricErythrocyte TransfusionHomozygoteOxyhemoglobinsErythrocyte AggregationPrevalenceHematocritgamma-Globinsbeta-GlobinsOxygenRisk FactorsNeonatal ScreeningHemorheologyDimethyl AdipimidateLutheran Blood-Group SystemPregnancy Complications, ParasiticKidney Papillary NecrosisCross-Sectional StudiesMaternal WelfareInfant, PrematurePerinatal CareRh IsoimmunizationProspective StudiesSplenic DiseasesPatient Acceptance of Health CareRetrospective StudiesPriapismRetinal DiseasesHyphemaMaternal Mortality2,3-DiphosphoglycerateCohort StudiesIron OverloadParityErythrocyte InclusionsHypertension, PulmonaryPrenatal Exposure Delayed EffectsHemoglobinometryInfant MortalityTanzaniaHospitals, MaternityMediterranean IslandsPregnancy Trimester, SecondPremarital ExaminationsHemoglobin A2HydronephrosisEnuresis