title: Family size, infection and atopy: the first decade of the "hygiene hypothesis".
authors.affiliation: Department of Public Health Sciences, St George's Hospital Medical School, London, UK.
authors.forename: D P
authors.initials: DP
authors.lastname: Strachan
mesh_terms: D000293:Adolescent; D000328:Adult; D000900:Anti-Bacterial Agents / Q000009:adverse effects; D001249:Asthma / Q000453:epidemiology / Q000209:etiology; D002648:Child; D002675:Child, Preschool; D004064:Digestive System / Q000382:microbiology; D005191:Family Characteristics; D006801:Humans; D006967:Hypersensitivity / Q000453:epidemiology / Q000209:etiology*; D007114:Immunization / Q000009:adverse effects; D007223:Infant; D007239:Infections / Q000453:epidemiology* / Q000276:immunology; D009520:New Zealand / Q000453:epidemiology; D015995:Prevalence; D006113:United Kingdom / Q000453:epidemiology
chemical_list: D000900:Anti-Bacterial Agents