Costs and Cost AnalysisHealth Care CostsCost-Benefit AnalysisDrug CostsCost of IllnessHospital CostsCost SavingsLungModels, EconomicDirect Service CostsModels, EconometricBones of Lower ExtremityDisposable EquipmentLung DiseasesCost ControlPhysicians' OfficesHealth ResourcesLength of StayDecision TreesLung NeoplasmsRetrospective StudiesNebraskaCost SharingUnited StatesAmbulatory Surgical ProceduresCost AllocationHospitalizationHospitals, UniversityLung InjuryTreatment OutcomeCarcinoma, Non-Small-Cell LungHealth Services ResearchAmbulatory CareLung TransplantationProspective StudiesGreat BritainDiagnosis-Related GroupsInsecticidesSensitivity and SpecificityAcute Lung InjuryNational Health ProgramsTime FactorsMass ScreeningOutcome Assessment (Health Care)PregnancyRandomized Controlled Trials as TopicProgram EvaluationEmployer Health CostsQuality-Adjusted Life YearsLung Volume MeasurementsQuestionnaires