First trimester screening for Down syndrome using free β...

First trimester screening for Down syndrome using free β hCG, total hCG and PAPP-A: an exploratory study

Dave Wright, Kevin Spencer, Barry Nix
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Volume:
27
Year:
2007
Language:
english
Pages:
5
DOI:
10.1002/pd.1844
File:
PDF, 168 KB
english, 2007
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