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r37980778c78--a722b3d8754839cabe718dd8ceab520f
In addition to demographics and blood eosinophils and neutrophils, serum cytokines strengthen the characterization of difficult-to-control asthma.1,2. -
r37980778c78--bf175d444abb2b1888cfee43553984a6
Demographic and basic clinical characteristics of the study population.a, b
