title: Letter: Beclomethasone dipropionate aerosol.
mesh_terms: D000336:Aerosols; D001249:Asthma / Q000188:drug therapy*; D001507:Beclomethasone / Q000008:administration & dosage* / Q000627:therapeutic use; D002675:Child, Preschool; D002908:Chronic Disease; D006801:Humans; D008775:Methylprednisolone / Q000031:analogs & derivatives*; D012138:Respiratory Therapy / Q000295:instrumentation*
chemical_list: D000336:Aerosols; D001507:Beclomethasone; D008775:Methylprednisolone