title: Is it "urban" or is it "asthma"?
authors.affiliation: Pulmonary Department, Fallon Clinic, Worcester, MA, USA.
authors.forename: D M
authors.initials: DM
authors.lastname: Steigman
mesh_terms: D000397:Air Pollution / Q000009:adverse effects; D000553:Ambulatory Care; D018927:Anti-Asthmatic Agents / Q000627:therapeutic use*; D001249:Asthma / Q000453:epidemiology / Q000628:therapy*; D003695:Delivery of Health Care; D006801:Humans; D010343:Patient Admission; D010817:Physician-Patient Relations; D014504:Urban Health; D014505:Urban Population
chemical_list: D018927:Anti-Asthmatic Agents