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The role of ICS in patients with COPD.
Notes: Eosinophil thresholds for beneficial ICS effect are discussed in the text. Data regarding the effect of ICS on comorbidity presence or course are limited.
Abbreviations: ACO, asthma–COPD overlap; ICS, inhaled corticosteroid; LABA, long-acting β2-agonist; LAMA, long-acting muscarinic antagonist; WBCs, white blood cells.
