(Q43762119)
Statements
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Risk of neural tube defects in relation to maternal fertility and fertility drug use. (English)
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B I Graubard
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J L Simpson
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G G Rhoads
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H Hoffman
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M R Conley
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M Lassman
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G Cunningham
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1 July 1990
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336
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8707
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103-104
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Identifiers
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