AnemiaAnemia, AplasticAnemia, HemolyticFanconi AnemiaAnemia, Hemolytic, AutoimmuneAnemia, HypochromicInfant, NewbornAnemia, MacrocyticAnemia, PerniciousAnemia, Sickle CellAnemia, SideroblasticAnemia, MegaloblasticHemoglobinsInfectious Anemia Virus, EquineAnemia, RefractoryAnemia, Hemolytic, CongenitalInfant, PrematureEquine Infectious AnemiaErythropoietinChicken anemia virusAnemia, Dyserythropoietic, CongenitalAnemia, Diamond-BlackfanInfant, Newborn, DiseasesFanconi Anemia Complementation Group ProteinsIronPregnancyPregnancy Complications, HematologicAnemia, NeonatalAnimals, NewbornInfant, Premature, DiseasesHematinicsAnemia, Refractory, with Excess of BlastsHematocritGestational AgeFanconi Anemia Complementation Group C ProteinFanconi Anemia Complementation Group D2 ProteinFanconi Anemia Complementation Group A ProteinErythropoiesisIntensive Care Units, NeonatalAnemia, Hemolytic, Congenital NonspherocyticPallorErythrocyte CountHemoglobinometryFerritinsErythrocyte IndicesBlood TransfusionErythrocytesJaundice, NeonatalHyperbilirubinemia, NeonatalFetal BloodFanconi Anemia Complementation Group G ProteinCoombs TestAsphyxia NeonatorumReticulocyte CountIron, DietaryRespiratory Distress Syndrome, NewbornNeonatal ScreeningPrevalenceTreatment OutcomeRetrospective StudiesProspective StudiesIron CompoundsHepcidinsErythrocyte TransfusionBirth WeightErythrocytes, AbnormalRisk FactorsIntensive Care, NeonatalBilirubinVitamin B 12 DeficiencyTime FactorsBone MarrowErythrocyte AgingInfant, Low Birth WeightBlood Cell CountEnterocolitis, Necrotizingbeta-ThalassemiaInfant, Very Low Birth WeightIsavirusGlucosephosphate Dehydrogenase DeficiencyPancytopeniaHypoxia-Ischemia, BrainMaternal-Fetal ExchangePhlebotomyFetal HemoglobinPregnancy ComplicationsPregnancy Complications, InfectiousThalassemiaMalariaHorsesFanconi Anemia Complementation Group F ProteinPhenylhydrazinesAge FactorsFanconi Anemia Complementation Group E ProteinFetal DiseasesVitamin B 12ThrombocytopeniaFolic Acid DeficiencyFollow-Up StudiesSepsis