title: Acute bronchial obstruction in preschool children: change from nebulizers to metered dose inhalers with spacers.
authors.forename: Marita
authors.initials: M
authors.lastname: Paasilta
authors.forename: Minna
authors.initials: M
authors.lastname: Mecklin
authors.forename: Matti
authors.initials: M
authors.lastname: Korppi
mesh_terms: D001249:Asthma / Q000188:drug therapy*; D001993:Bronchodilator Agents / Q000008:administration & dosage*; D002675:Child, Preschool; D006801:Humans; D036503:Inhalation Spacers
chemical_list: D001993:Bronchodilator Agents