(Q33935082)
Statements
1 reference
Second-trimester ultrasound to detect fetuses with Down syndrome: a meta-analysis (English)
1 reference
R Smith-Bindman
1 reference
W Hosmer
1 reference
V A Feldstein
1 reference
J J Deeks
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J D Goldberg
1 reference
1 February 2001
1 reference
1 reference
Identifiers
1 reference