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Diagnostic accuracy of a pocket screening spirometer in diagnosing chronic obstructive pulmonary disease in general practice: a cross sectional validation study using tertiary care as a reference

Crossref DOI link: https://doi.org/10.1186/s12875-016-0518-8

Published Online: 2016-08-19

Published Print: 2016-12

Update policy: https://doi.org/10.1007/springer_crossmark_policy

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