TY - JOUR AU - H. Ashdown AU - M. Smith AU - E. McFadden AU - I. Pavord AU - C. Butler AU - M. Bafadhel AD - Nuffield Dept of Primary Care Sciences, University of Oxford, Oxford, UK. NIHR Oxford Biomedical Research Centre, Oxford University Hospitals NHS Foundation Trust, Oxford, UK. Nuffield Dept of Medicine, University of Oxford, Oxford, UK. AN - 35141324 BT - ERJ Open Res C2 - PMC8819252 National Institute for Health Research; and consulting fees and payment or honoraria for lectures, presentations, speakers’ bureaus, manuscript writing or educational events received from Boehringer Ingelheim, outside the submitted work. M. Bafadhel reports grants or contracts from AZ; payment or honoraria for lectures, presentations, speakers bureaus, manuscript writing or educational events received from AZ, GSK, Chiesi, Cipla and Roche; participation on a Data Safety Monitoring Board or Advisory Board for AZ and GSK; and stock or stock options held for Albus Health; all outside the submitted work. I.D. Pavord reports support from Sanofi and Regeneron Pharmaceuticals, Inc., and nonfinancial support from Excerpta Medica, during the conduct of the study; and other support from Aerocrine AB, Almirall, AstraZeneca and Boehringer Ingelheim, grants and other support from Chiesi, other support from GSK, Novartis, Regeneron Pharmaceuticals, Inc., Sanofi, Teva, Circassia, Dey Pharma, Genentech, Knopp Biosciences, Merck, MSD, Napp Pharmaceuticals, RespiVert and Schering-Plough, outside the submitted work. The remaining authors have nothing to disclose. DO - 10.1183/23120541.00606-2021 DP - NLM ET - 2022/02/11 LA - eng M1 - 1 N1 - 2312-0541 Ashdown, Helen F Orcid: 0000-0002-7758-7095 Smith, Margaret McFadden, Emily Pavord, Ian D Butler, Chris C Bafadhel, Mona Orcid: 0000-0002-9993-2478 Journal Article ERJ Open Res. 2021 Feb 7;8(1):00606-2021. doi: 10.1183/23120541.00606-2021. eCollection 2022 Jan. PY - 2022 SN - 2312-0541 (Print) 2312-0541 T2 - ERJ Open Res TI - Blood eosinophils to guide inhaled maintenance therapy in a primary care COPD population VL - 8 ER -