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Abstract
Mesh: See more » Age FactorsCosts and Cost AnalysisHospitalizationHumansMass Chest X-RayRadiation Dosage
Year: 1975 PMID: 1125620 PMCID: PMC1672790 DOI: 10.1136/bmj.1.5958.592-a
Source DB: PubMed Journal: Br Med J ISSN: 0007-1447