title: Letter: Pressurised aerosols.
mesh_terms: D000336:Aerosols; D001249:Asthma / Q000188:drug therapy / Q000401:mortality*; D001993:Bronchodilator Agents / Q000008:administration & dosage* / Q000009:adverse effects / Q000627:therapeutic use; D002648:Child; D006801:Humans
chemical_list: D000336:Aerosols; D001993:Bronchodilator Agents