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Effectiveness of the Assessment of Burden of Chronic Obstructive Pulmonary Disease (ABC) tool: study protocol of a cluster randomised trial in primary and secondary care

Crossref DOI link: https://doi.org/10.1186/1471-2466-14-131

Published Online: 2014-08-07

Published Print: 2014-12

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

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