title: The difficult asthmatic.
authors.forename: P
authors.initials: P
authors.lastname: Kerrigan
mesh_terms: D018927:Anti-Asthmatic Agents / Q000627:therapeutic use*; D001249:Asthma / Q000188:drug therapy*; D006801:Humans; D015994:Incidence; D017410:Practice Guidelines as Topic; D011788:Quality of Life
chemical_list: D018927:Anti-Asthmatic Agents