Central nervous system malformation stillbirths, maternal age and birth order.
D000293:Adolescent; D000328:Adult; D000757:Anencephaly / Q000401:mortality*; D001722:Birth Order; D005193:Family Planning Services; D005260:Female; D005298:Fertility; D005313:Fetal Death / Q000209:etiology*; D006801:Humans; D006849:Hydrocephalus / Q000401:mortality*; D008423:Maternal Age; D008875:Middle Aged; D011247:Pregnancy; D016135:Spinal Dysraphism / Q000401:mortality*; D006113:United Kingdom