(Q46300167)
Statements
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Maternal serum screening for alpha-fetoprotein, unconjugated estriol, and human chorionic gonadotropin between 11 and 15 weeks of pregnancy to detect fetal chromosome abnormalities (English)
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B F Crandall
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F W Hanson
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S Keener
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M Matsumoto
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W Miller
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1 June 1993
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168
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6 Pt 1
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1864-7; discussion 1867-9
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