title: Asthma, inhalers, and technique.
authors.forename: A
authors.initials: A
authors.lastname: McNeill
mesh_terms: D001249:Asthma / Q000188:drug therapy*; D005617:Chlorofluorocarbons, Methane / Q000009:adverse effects; D006801:Humans; D009330:Nebulizers and Vaporizers
chemical_list: D005617:Chlorofluorocarbons, Methane