Use of unconjugated oestriol in screening for Down's syndrome.
N J
NJ
Wald
J W
JW
Densem
D004314:Down Syndrome / Q000175:diagnosis*; D004964:Estriol / Q000097:blood*; D005260:Female; D006801:Humans; D011247:Pregnancy; D011296:Prenatal Diagnosis; D011336:Probability
D004964:Estriol