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Medications used for asthma. Medications used by region (a) and by age group (b). *P ≤ 0.05 for comparison between Europe and the Asia-Pacific region or between adults and children. SABA, short-acting β-agonist; LABA, long-acting β-agonist; ICS, inhaled corticosteroid; OCS, oral corticosteroids; LTRA, leukotriene receptor antagonist.
