
Deposition of small particles in the developing lung
Keywords: ICS; Inhaled corticosteroids; URT; Upper respiratory tract; LRT; Lower respiratory tract; CFC; Chlorofluorocarbon; HFA; Hydrofluoroalkane; MMAD; Mass median aerodynamic diameter; CF; Cystic Fibrosis; MDI; Metered Dose Inhaler; VHC; Valved holding chamber;