ABO Blood-Group SystemBlood Group AntigensRh-Hr Blood-Group SystemLewis Blood-Group SystemBlood Grouping and CrossmatchingKell Blood-Group SystemMNSs Blood-Group SystemBlood Group IncompatibilityP Blood-Group SystemDuffy Blood-Group SystemGlycophorinKidd Blood-Group SystemIsoantibodiesErythrocytesErythroblastosis, FetalPregnancyPhenotypeFucosyltransferasesAllelesAntigensErythrocyte MembranePlacenta DiseasesMolecular Sequence DataCarbohydrate SequenceI Blood-Group SystemGalactosyltransferasesTrichophytinLutheran Blood-Group SystemForssman AntigenPregnancy OutcomePregnancy ComplicationsAntigens, NeoplasmPolymorphism, GeneticAntigens, SurfaceGenotypeEpitopesAntigens, BacterialGlycosphingolipidsPolymerase Chain ReactionOligosaccharidesvon Willebrand FactorFucoseAntibodies, MonoclonalPregnancy, AnimalHelicobacter pyloriBase SequenceIsoantigens