title: Neural tube defects in a country town. Conformation of clustering within a particularly small area.
mesh_terms: D000757:Anencephaly / Q000453:epidemiology*; D004739:England; D004777:Environment; D005260:Female; D006801:Humans; D006849:Hydrocephalus / Q000453:epidemiology*; D007231:Infant, Newborn; D008423:Maternal Age; D011336:Probability; D012423:Rural Health; D012923:Social Class; D016135:Spinal Dysraphism / Q000453:epidemiology*