Measuring serum markers once or twice in each assay in antenatal screening for Down syndrome and neural tube defects.
Hackshaw
A K
AK
Wald
N J
NJ
George
L M
LM
D015415:Biomarkers / Q000097:blood*; D004314:Down Syndrome / Q000175:diagnosis*; D005260:Female; D006801:Humans; D009436:Neural Tube Defects / Q000175:diagnosis*; D011247:Pregnancy; D011296:Prenatal Diagnosis / Q000379:methods*; D011786:Quality Control
D015415:Biomarkers