title: CFC transition.
authors.forename: D
authors.initials: D
authors.lastname: Brocklebank
authors.forename: J
authors.initials: J
authors.lastname: Wright
mesh_terms: D001249:Asthma / Q000188:drug therapy; D016503:Drug Delivery Systems / Q000379:methods*; D006801:Humans; D009330:Nebulizers and Vaporizers / Q000592:standards*; D017060:Patient Satisfaction; D012196:Review Literature as Topic; D015983:Selection Bias