(Q35823581)
Statements
1 reference
Antenatal maternal serum screening for Down's syndrome: results of a demonstration project (English)
1 reference
N. J. Wald
A. Kennard
J. W. Densem
H. S. Cuckle
T. Chard
1 August 1992
1 reference
15 August 1992
1 reference
6850
1 reference
391-394
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Identifiers
1 reference
1 reference
1 reference