AspirinVitamin AVitaminsVitamin DVitamin EVitamin B 12Vitamin A DeficiencyVitamin D DeficiencyVitamin K 1Vitamin B 6Vitamin E DeficiencyVitamin B 12 DeficiencyPlatelet Aggregation InhibitorsVitamin K DeficiencyVitamin B 6 DeficiencyAnti-Inflammatory Agents, Non-SteroidalCholecalciferolAscorbic AcidKiller Cells, NaturalDietary SupplementsReceptors, CalcitriolVitamin D-Binding ProteinPyridoxineVitamin K 2TiclopidineThromboxane B2CalcifediolCalcitriolCyclooxygenase InhibitorsPlatelet AggregationSalicylatesAntioxidantsVitamin B DeficiencyErgocalciferolsDietPlatelet Function TestsDose-Response Relationship, DrugVitamin K 3Drug Therapy, CombinationFolic AcidDouble-Blind MethodVitamin K Deficiency BleedingAvitaminosisSunlightWarfarinTime Factorsbeta CaroteneRisk Factorsalpha-TocopherolRicketsBlood PlateletsNutritional StatusAnticoagulantsSodium SalicylateHemorrhageFibrinolytic AgentsProspective StudiesSodium-Coupled Vitamin C Transporters25-Hydroxyvitamin D3 1-alpha-HydroxylaseHydroxycholecalciferolsVitamin K Epoxide ReductasesTocopherolsHomocysteineBiological ProductsAsthma, Aspirin-InducedTranscobalaminsNutritional RequirementsFood, FortifiedTablets, Enteric-CoatedCyclooxygenase 125-Hydroxyvitamin D 2Administration, OralParathyroid HormonePlatelet ActivationMethylmalonic AcidGastrointestinal HemorrhageProstaglandin-Endoperoxide SynthasesTreatment OutcomeCarotenoidsPregnancyBleeding TimeVitamin D Response ElementThromboxanesFollow-Up StudiesDihydroxycholecalciferolsCarbon-Carbon LigasesLiverRiboflavinIbuprofenCalcium, DietaryThromboxane A2ThrombosisPyridoxal PhosphateMolecular Sequence DataDrug ResistanceCyclooxygenase 2 InhibitorsXerophthalmiaCase-Control StudiesChromatography, High Pressure LiquidHypervitaminosis A