共 8 条
[3]
LOW 2ND TRIMESTER MATERNAL SERUM UNCONJUGATED ESTRIOL IN PREGNANCIES WITH DOWNS-SYNDROME
[J].
BRITISH JOURNAL OF OBSTETRICS AND GYNAECOLOGY,
1988, 95 (04)
:330-333
[4]
ESTIMATING A WOMANS RISK OF HAVING A PREGNANCY ASSOCIATED WITH DOWNS-SYNDROME USING HER AGE AND SERUM ALPHA-FETOPROTEIN LEVEL
[J].
BRITISH JOURNAL OF OBSTETRICS AND GYNAECOLOGY,
1987, 94 (05)
:387-402
[6]
ROYSTON JP, 1983, J R STAT SOC C-APPL, V32, P121
[7]
MATERNAL SERUM UNCONJUGATED ESTRIOL AS AN ANTENATAL SCREENING-TEST FOR DOWNS-SYNDROME
[J].
BRITISH JOURNAL OF OBSTETRICS AND GYNAECOLOGY,
1988, 95 (04)
:334-341
[8]
RECENT ADVANCES IN SCREENING FOR NEURAL-TUBE DEFECTS AND DOWNS-SYNDROME
[J].
BAILLIERES CLINICAL OBSTETRICS AND GYNAECOLOGY,
1987, 1 (03)
:649-676