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Dove Press, International Journal of Chronic Obstructive Pulmonary Disease, (Volume 13), p. 165-173

DOI: 10.2147/copd.s151016

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2017 Global Initiative for Chronic Obstructive Lung Disease reclassifies half of COPD subjects to lower risk group

This paper is made freely available by the publisher.
This paper is made freely available by the publisher.

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