title: Asthma epidemics and air pollution. Upper respiratory tract infection and fall in atmospheric temperature may lead to attacks of childhood asthma.
authors.forename: J
authors.initials: J
authors.lastname: Hawker
authors.forename: J G
authors.initials: JG
authors.lastname: Ayres
mesh_terms: D000397:Air Pollution / Q000009:adverse effects*; D001249:Asthma / Q000453:epidemiology* / Q000209:etiology; D002648:Child; D002675:Child, Preschool; D004196:Disease Outbreaks; D004739:England / Q000453:epidemiology; D005260:Female; D006801:Humans; D007223:Infant; D007231:Infant, Newborn; D008297:Male; D008685:Meteorological Concepts; D012141:Respiratory Tract Infections / Q000150:complications