Lung penetration and patient adherence considerations in the management of asthma: role of extra-fine formulations [Corrigendum]

Scichilone N, Spatafora M, Battaglia S, Arrigo R, Benfante A, Bellia V. J Asthma Allergy. 2013;6:11–21.

On page 13, Figure 1 was incorrect. The corrected figure is:

Figure 1.

Algorithm showing the switch from chlorofluorocarbon (CFC) to hydrofluoroalkane (HFA) propellants and development of extra-fine formulations.