Johnson PT, Bell CF, White J, Essoi B, Nelsen L, Averell CM. Observational vignette study to examine patient and healthcare provider perceived impact of asthma-related exacerbations in the US. Multidiscip Respir Med [Internet]. 2019 Oct. 21 [cited 2024 Jul. 7];14(1). Available from: https://mrmjournal.org/index.php/mrm/article/view/53