Anemia, Sickle CellSickle Cell TraitHemoglobin, SickleErythrocytes, AbnormalAntisickling AgentsHemoglobin SC DiseaseFetal HemoglobinQuantitative Trait, HeritableHydroxyureaThalassemiabeta-ThalassemiaHemoglobinopathiesJamaicaErythrocytesAcute Chest SyndromeHemoglobin C Diseasealpha-ThalassemiaHemoglobinsHemoglobin AHemolysisHemoglobin CBlood TransfusionExchange Transfusion, Whole BloodLeg UlcerHemoglobins, AbnormalErythrocyte DeformabilityGlobinsPhenotypeSplenic InfarctionPainGenotypeErythrocyte CountErythrocyte IndicesChromosome MappingVascular DiseasesErythrocyte AgingErythrocyte MembraneHomozygoteBreedingCrosses, GeneticBlood ViscosityReticulocytesModels, GeneticErythrocyte TransfusionOxyhemoglobinsErythrocyte AggregationOxygenbeta-Globinsgamma-GlobinsHematocritHemorheologyKidney Papillary NecrosisDimethyl AdipimidateLutheran Blood-Group SystemGenetic VariationNigeriaGenetic MarkersSplenic DiseasesHyphemaHemoglobin A2Neonatal ScreeningRetinal DiseasesGenetic LinkagePriapismPolymorphism, Single NucleotideErythrocyte Inclusions2,3-DiphosphoglycerateMediterranean IslandsIron OverloadPregnancy Complications, HematologicHypertension, PulmonaryPremarital ExaminationsDefective VirusesEnuresisEpistasis, GeneticAnemia, HemolyticTricuspid Valve InsufficiencyPersonalityCaricaGlucosephosphate Dehydrogenase Deficiency