Treatment OutcomePatient SelectionRetrospective StudiesAnticoagulantsVena Cava FiltersDrug LabelingFollow-Up StudiesProspective StudiesTime FactorsPostoperative ComplicationsPractice Guidelines as TopicThrombolytic TherapyLiver TransplantationNonprescription DrugsRisk FactorsFeasibility StudiesRisk AssessmentWarfarinAtrial AppendagePulmonary EmbolismFibrinolytic AgentsAtrial FibrillationAdrenergic beta-AntagonistsAge FactorsStrokeTomography, X-Ray ComputedContraceptives, Oral, CombinedPhysician's Practice PatternsGuideline AdherenceLaparoscopyVenous ThrombosisHydrothoraxRecurrenceUnited StatesReoperationPrescription DrugsDrug UtilizationEquipment SafetySmallpox VaccinePertussis VaccineSeverity of Illness IndexEye HemorrhageLiver DiseasesDiverticulitisDiphtheria ToxoidEvidence-Based MedicineSmallpoxMyocardial InfarctionPlatelet Aggregation InhibitorsRegistriesFemoral VeinPregnancySurvival RateAspirinHypertension, PortalPreoperative CareTissue DonorsPortal VeinCohort StudiesAcute DiseaseHeart-Assist DevicesTexasImmunization ScheduleIntussusceptionKidney TransplantationSurvival AnalysisPostoperative CareLength of StayHepatectomyHemorrhageHeart TransplantationBlood Vessel Prosthesis ImplantationIliac VeinProsthesis DesignCardiologyVascular Surgical ProceduresChi-Square DistributionContraceptives, Oral, HormonalSpinal PunctureThromboembolismRandomized Controlled Trials as TopicDiphtheriaContraceptive Devices, FemaleTissue Plasminogen ActivatorItalyDiphtheria-Tetanus-Pertussis VaccineJejunostomyEnglandDevice RemovalTissue and Organ ProcurementVena Cava, InferiorHeart FailureVenous ThromboembolismTissue and Organ HarvestingUrinary DiversionCholecystectomy, LaparoscopicProsthesis ImplantationEmergenciesHepatopulmonary SyndromeMedical Audit