Thomashow, B., Stiegler, M., Criner, G. J., Dransfield, M. T., Halpin, D. M. G., Han, M. K., Lange, P., Martinez, F. J., Midwinter, D., Singh, D., Tabberer, M., Wise, R. A., Lipson, D. A., & Jones, P. (2022). Higher COPD Assessment Test Score Associated With Greater Exacerbations Risk: A Post Hoc Analysis of the IMPACT Trial. Chronic Obstructive Pulmonary Diseases: Journal of the COPD Foundation, 9(1), 68–79. https://doi.org/10.15326/jcopdf.2021.0259