%0 Journal Article %A Pierre Ernst %T Blood eosinophils in COPD and the future risk of pneumonia %D 2018 %R 10.1183/13993003.00981-2018 %J European Respiratory Journal %P 1800981 %V 52 %N 1 %U https://erj.ersjournals.com/content/erj/52/1/1800981.full.pdf