Publication | Open Access
Economic burden prior to COPD diagnosis: A matched case-control study in the United States
53
Citations
26
References
2008
Year
EpidemiologyPulmonary CareOccupational Lung DiseasesHealth EconomicsEconomic BurdenCopd DiagnosisHealth Care CostMatched Case-control StudyPublic HealthEconomic EvaluationMedicineHealth Services ResearchPulmonary Disease
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