WarfarinAnticoagulantsInternational Normalized RatioThromboembolismBlood CoagulationAtrial FibrillationVitamin K Epoxide ReductasesHemorrhageProthrombin Timebeta-AlanineVitamin KVenous ThrombosisHeparinWhole Blood Coagulation TimePhenprocoumonThrombosisDrug MonitoringAcenocoumarolHeparin, Low-Molecular-WeightPulmonary EmbolismVenous ThromboembolismStrokeAdministration, OralAspirinMixed Function OxygenasesPartial Thromboplastin TimeHeparin AntagonistsTreatment OutcomeAryl Hydrocarbon HydroxylasesEmbolismPlatelet Aggregation InhibitorsPharmacogeneticsIntracranial HemorrhagesThrombophlebitisHeart Valve ProsthesisFibrinolytic AgentsBenzimidazolesAntithrombinsDrug Dosage CalculationsEnoxaparin4-HydroxycoumarinsRodenticidesVena Cava FiltersRetrospective StudiesRisk FactorsFibrin Fibrinogen Degradation ProductsAtrial Appendage