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. 2015 Jan 27;10(1):4. doi: 10.1186/2049-6958-10-4

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© Fumagalli et al.; licensee BioMed Central. 2015

This article is published under license to BioMed Central Ltd. This is an Open Access article distributed under the terms of the Creative Commons Attribution License (http://creativecommons.org/licenses/by/4.0), which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly credited. The Creative Commons Public Domain Dedication waiver (http://creativecommons.org/publicdomain/zero/1.0/) applies to the data made available in this article, unless otherwise stated.

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Mean of comorbidities and COPD acute exacerbations by complexity of inhalation therapy. Link between comorbidities, acute exacerbations of COPD and greater complexity of inhalation therapy.