title: Are spacers made from sealed cold-drink bottles as effective as conventional spacers?
authors.affiliation: Child Health Unit, Rondebosch, South Africa.
authors.forename: H
authors.initials: H
authors.lastname: Zar
authors.forename: G
authors.initials: G
authors.lastname: Brown
authors.forename: H
authors.initials: H
authors.lastname: Donson
mesh_terms: D000280:Administration, Inhalation; D000293:Adolescent; D001993:Bronchodilator Agents / Q000008:administration & dosage*; D002648:Child; D002675:Child, Preschool; D004867:Equipment Design; D005260:Female; D006801:Humans; D008297:Male; D009330:Nebulizers and Vaporizers; D016032:Randomized Controlled Trials as Topic
chemical_list: D001993:Bronchodilator Agents