AspirinVitamin AVitaminsVitamin DVitamin EVitamin B 12Vitamin A DeficiencyVitamin D DeficiencyVitamin K 1Vitamin B 6Vitamin E DeficiencyVitamin B 12 DeficiencyPlatelet Aggregation InhibitorsAnti-Inflammatory Agents, Non-SteroidalVitamin K DeficiencyVitamin B 6 DeficiencyCholecalciferolAscorbic AcidDietary SupplementsReceptors, CalcitriolVitamin D-Binding ProteinDouble-Blind MethodAdministration, OralTime FactorsPyridoxineDrug Administration ScheduleTiclopidineDrug Therapy, CombinationVitamin K 2Thromboxane B2Lethal Dose 50Radiation DosageTreatment OutcomeCalcifediolCyclooxygenase InhibitorsPlatelet AggregationCalcitriolSalicylatesAntioxidantsErgocalciferolsDietVitamin B DeficiencyWarfarinPlatelet Function TestsVitamin K 3RadiometryProspective StudiesFolic AcidRisk FactorsVitamin K Deficiency BleedingAnticoagulantsbeta CaroteneDrug InteractionsBlood PlateletsDose-Response Relationship, Drugalpha-TocopherolSunlightAvitaminosisRicketsNutritional StatusVitamin K Epoxide ReductasesLiverHemorrhageDose-Response Relationship, RadiationSodium SalicylateInjections, IntravenousDose FractionationRadiotherapy DosageBiological AvailabilityFollow-Up StudiesPregnancyHydroxycholecalciferolsFibrinolytic AgentsSodium-Coupled Vitamin C TransportersRats, Sprague-Dawley25-Hydroxyvitamin D3 1-alpha-HydroxylasePlacebosHomocysteineRandom AllocationChromatography, High Pressure LiquidTocopherolsInfusions, IntravenousTablets, Enteric-CoatedParathyroid HormoneArea Under CurveFood, FortifiedIbuprofenRats, WistarTranscobalaminsAsthma, Aspirin-InducedNutritional RequirementsCyclooxygenase 1Body WeightHalf-LifeDrug ResistanceBleeding TimeAcetaminophenDrug CombinationsProstaglandin-Endoperoxide Synthases25-Hydroxyvitamin D 2