No abstract available
MeSH terms
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Abnormalities, Drug-Induced / epidemiology*
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Abnormalities, Drug-Induced / etiology
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Cleft Lip / chemically induced*
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Cleft Palate / chemically induced*
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Facial Bones / abnormalities
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Female
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Humans
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Infant, Newborn
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Neural Crest / abnormalities
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Pregnancy
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Risk Factors
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Skull / abnormalities
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Vitamin A / administration & dosage
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Vitamin A / adverse effects*