@article{article, title = {{Effect of indacaterol/glycopyrronium on ventilation and perfusion in COPD: a randomized trial}}, publisher = {{BioMed Central}}, url = {{https://eprints.whiterose.ac.uk/183992/ }}, year = {{2022}}, month = {{2}}, author = {{Singh D and Wild JM and Saralaya D and Lawson R and Marshall H and Goldin J and Brown MS and Kostikas K and Belmore K and Fogel R and Patalano F et al}}, doi = {{10.1186/s12931-022-01949-3}}, volume = {{23}}, journal = {{Respiratory Research}}, issue = {{1}}, note = {{Accessed on 2025/08/20}}}