(Q47399245)
Statements
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Adjustment formulae for maternal serum alpha-fetoprotein, human chorionic gonadotropin, and unconjugated oestriol to maternal weight and smoking (English)
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Bartels I
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Hoppe-Sievert B
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Bockel B
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Herold S
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Caesar J
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1 February 1993
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13
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2
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123-130
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