title: Puffer, pump or pills: does it really matter?
authors.forename: L I
authors.initials: LI
authors.lastname: Landau
mesh_terms: D000284:Administration, Oral; D000318:Adrenergic beta-Agonists / Q000008:administration & dosage*; D000336:Aerosols; D001249:Asthma / Q000188:drug therapy*; D002648:Child; D004305:Dose-Response Relationship, Drug; D006801:Humans
chemical_list: D000318:Adrenergic beta-Agonists; D000336:Aerosols