WarfarinAspirinAnticoagulantsVitamin K Epoxide ReductasesPlatelet Aggregation InhibitorsHemorrhageThromboembolismAtrial FibrillationProthrombin TimeAnti-Inflammatory Agents, Non-SteroidalMixed Function Oxygenasesbeta-AlanineVitamin KAryl Hydrocarbon HydroxylasesRodenticidesPharmacogeneticsTiclopidineStrokeDrug InteractionsThromboxane B2Fibrinolytic AgentsDrug Therapy, CombinationPlatelet AggregationThrombosisDose-Response Relationship, DrugSalicylatesCyclooxygenase InhibitorsDrug MonitoringVitamin K 1Blood CoagulationTreatment OutcomeIntracranial HemorrhagesPlatelet Function TestsAdministration, OralRisk FactorsDrug Dosage Calculations4-HydroxycoumarinsBenzimidazolesEmbolismPhenylbutazoneGastrointestinal HemorrhageDouble-Blind MethodProspective StudiesHeparin, Low-Molecular-WeightVenous ThrombosisDrug ResistanceTime FactorsBlood PlateletsHerb-Drug InteractionsSodium SalicylateThrombophlebitisFollow-Up StudiesHeparinPyridonesCarbon-Carbon LigasesRodent ControlAcenocoumarolDrug Administration ScheduleAntithrombinsVitamin K DeficiencyVenous ThromboembolismRetrospective StudiesCohort StudiesPlatelet ActivationAsthma, Aspirin-InducedProthrombinThiophenesIbuprofenRisk AssessmentGenotypeRecurrenceTablets, Enteric-CoatedPulmonary Embolism