title: Clarifying MDI use.
authors.forename: Ellen
authors.initials: E
authors.lastname: Metzgar
mesh_terms: D000280:Administration, Inhalation; D018927:Anti-Asthmatic Agents / Q000008:administration & dosage*; D001249:Asthma / Q000188:drug therapy; D004358:Drug Therapy / Q000379:methods*; D004867:Equipment Design; D006801:Humans; D009330:Nebulizers and Vaporizers
chemical_list: D018927:Anti-Asthmatic Agents