Miscarriages as a cause of spina bifida and anencephaly.
D000022:Abortion, Spontaneous / Q000150:complications*; D000757:Anencephaly / Q000209:etiology*; D005260:Female; D005298:Fertility; D006801:Humans; D011247:Pregnancy; D016136:Spina Bifida Occulta / Q000209:etiology*