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15412555.2016.1182145
15412555.2016.1182145
http://dx.doi.org/10.1080/15412555.2016.1182145
Exacerbations of Chronic Obstructive Pulmonary Disease (COPD): An Ecological Study in the Basque Country, Spain (2000-2011).
P356
Q40656879-69DCFBA1-6BA1-4D4F-ADB4-9EC253EBEB63
P356
15412555.2016.1182145
http://dx.doi.org/10.1080/15412555.2016.1182145