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Background and objective
Inflammation is present to a variable degree and composition in patients with COPD. This study investigates associations between both eosinophils and neutrophils in blood, sputum, airway wall biopsies and bronchoalveolar lavage (BAL) and their potential use as biomarkers for clinical response to inhaled corticosteroids (ICS).
Methods
In total, 114 steroid‐naïve COPD patients...
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