The genetic sonogram in screening for Down syndrome.
Smith-Bindman
R
R
Feldstein
V A
VA
Goldberg
J D
JD
D004314:Down Syndrome / Q000000981:diagnostic imaging* / Q000235:genetics; D005260:Female; D006801:Humans; D011247:Pregnancy; D018570:Risk Assessment; D016216:Ultrasonography, Prenatal / Q000706:statistics & numerical data