Johnson, Phaedra T., Christopher F. Bell, John White, Breanna Essoi, Linda Nelsen, and Carlyne M. Averell. 2019. “Observational Vignette Study to Examine Patient and Healthcare Provider Perceived Impact of Asthma-Related Exacerbations in the US”. Multidisciplinary Respiratory Medicine 14 (1). https://doi.org/10.4081/mrm.2019.53.