Vitamin KVitaminsVitamin K 1Vitamin AVitamin K DeficiencyDietary SupplementsVitamin EVitamin B 12Vitamin K 2Vitamin DAscorbic AcidVitamin K Deficiency BleedingVitamin B ComplexVitamin B 6Vitamin A DeficiencyVitamin K 3Folic AcidVitamin D DeficiencyVitamin K Epoxide ReductasesDietPyridoxineAntioxidantsbeta CaroteneVitamin E DeficiencyVitamin B 12 DeficiencyHomocysteineCarotenoidsCholecalciferolVitamin B 6 DeficiencyCarbon-Carbon LigasesRiskPregnancyProspective StudiesReceptors, CalcitriolVitamin D-Binding ProteinRisk FactorsWarfarinCase-Control StudiesFood, FortifiedInfant, NewbornCohort StudiesNutritional StatusCalcifediol4-HydroxycoumarinsCalcitriolQuestionnairesUnited StatesOsteocalcinAvitaminosisNutritional RequirementsVitamin B DeficiencyErgocalciferolsProthrombin TimeMineralsAntifibrinolytic AgentsK562 Cellsalpha-TocopherolMixed Function OxygenasesProthrombinSunlightRicketsCalcium, DietaryAdministration, OralMicronutrientsAnticoagulantsHypoprothrombinemiasInternational Normalized RatioDouble-Blind Method1-Carboxyglutamic AcidNutrition PolicyBone and BonesAnimal FeedTocopherolsHydroxycholecalciferolsSodium-Coupled Vitamin C Transporters25-Hydroxyvitamin D3 1-alpha-HydroxylaseLiverRodenticidesDose-Response Relationship, DrugPhenprocoumonBone DensityParathyroid Hormone25-Hydroxyvitamin D 2Injections, IntramuscularMethylmalonic AcidTranscobalaminsRiboflavinCalciumHypervitaminosis ARandom AllocationSeleniumBiological AvailabilityVitamin D Response ElementPyridoxal PhosphateChromatography, High Pressure LiquidBiological MarkersDihydroxycholecalciferolsXerophthalmiaBody WeightTrace Elements