WarfarinAnticoagulantsStrokeVitamin K Epoxide ReductasesProthrombin TimeLupus Coagulation InhibitorThromboembolismBlood CoagulationHemorrhageRodenticidesbeta-AlanineAtrial FibrillationProtein CPartial Thromboplastin Time4-HydroxycoumarinsVitamin KAcenocoumarolBrain IschemiaHeparinAntithrombinsCerebrovascular DisordersPhenindioneThrombosisBlood Coagulation TestsFactor XaHeparin, Low-Molecular-WeightBlood Coagulation FactorsFibrinolytic AgentsThrombin TimeProthrombinInternational Normalized RatioRisk FactorsAspirinCerebral HemorrhageProtein SVenous ThrombosisMixed Function OxygenasesThrombophlebitisAdministration, OralTreatment OutcomePlatelet Aggregation InhibitorsIntracranial HemorrhagesThrombomodulinVenous Thromboembolism