Patient SelectionSelection, GeneticTreatment OutcomePostoperative ComplicationsRetrospective StudiesFollow-Up StudiesTime FactorsTeaching RoundsProspective StudiesBariatric SurgeryReoperationCardiac Surgical ProceduresPreoperative CareClinical Trials as TopicPrognosisRisk AssessmentRisk FactorsAmbulatory Surgical ProceduresGeneral SurgeryLaparoscopySurgical Procedures, Minimally InvasiveSurvival RatePostoperative CarePredictive Value of TestsIntraoperative ComplicationsTomography, X-Ray ComputedThoracic SurgeryCombined Modality TherapyFetal TherapiesSurvival AnalysisNeurosurgical ProceduresCoronary Artery BypassHeart Valve Prosthesis ImplantationNeoplasm Recurrence, LocalVascular Surgical ProceduresRandomized Controlled Trials as TopicModels, GeneticPostoperative PeriodRecurrenceSurgery, PlasticEvolution, MolecularAntineoplastic AgentsObesity, MorbidNeoplasm StagingProsthesis DesignAge FactorsMultivariate AnalysisLength of StayPneumonectomySeverity of Illness IndexReproducibility of ResultsStrokeMagnetic Resonance ImagingGenetic VariationBiological EvolutionMutationFeasibility StudiesClinical Trials, Phase I as TopicProstheses and ImplantsCohort StudiesSelection BiasThoracic Surgery, Video-AssistedCardiac CatheterizationSurgery, Computer-AssistedKaplan-Meier EstimateLiver NeoplasmsCataract ExtractionSurgical Procedures, OperativeProsthesis ImplantationHeart Valve ProsthesisRecovery of FunctionEquipment DesignDisease-Free SurvivalHeart FailureAortic Aneurysm, AbdominalEndarterectomy, CarotidChi-Square DistributionStentsHepatectomyLogistic ModelsUnited StatesAortic Valve StenosisSurgery, OralChemotherapy, AdjuvantTreatment FailureSensitivity and SpecificityAngioplastyCryosurgeryLung NeoplasmsAlgorithmsCatheterizationOutcome Assessment (Health Care)Practice Guidelines as TopicNeoplasmsArthroplastyLaser TherapyMolecular Sequence DataHeart-Assist DevicesBreast NeoplasmsAnesthesia