Risk of anenceply in migrant and non-migrant women in the Oxford area.
D000757:Anencephaly / Q000453:epidemiology*; D004641:Emigration and Immigration; D004739:England; D005260:Female; D006801:Humans; D006849:Hydrocephalus / Q000453:epidemiology; D007226:Infant Mortality; D007231:Infant, Newborn; D008588:Meningocele / Q000453:epidemiology; D011247:Pregnancy; D012923:Social Class; D016135:Spinal Dysraphism / Q000453:epidemiology; D006113:United Kingdom