Emeryk, A., K. Janeczek, T. R. Sosnowski, and J. Emeryk-Maksymiuk. “Combination of a Glucocorticosteroid With a Long-Acting β2-Mimetics in a Pressurized Metered Dose Inhaler – What, Who, When?”. Alergoprofil, Vol. 17, no. 3, Sept. 2021, pp. 19-26, doi:10.24292/01.AP.173300821.