Early detection of Down's syndrome using free beta human choriogonadotropin.
Spencer
K
K
Clinical Biochemistry Department, Oldchurch Hospital, Romford, Essex, UK.
Macri
J N
JN
D000328:Adult; D006063:Chorionic Gonadotropin / Q000097:blood*; D004314:Down Syndrome / Q000175:diagnosis*; D005260:Female; D006801:Humans; D011247:Pregnancy; D011296:Prenatal Diagnosis / Q000379:methods*; D000509:alpha-Fetoproteins / Q000032:analysis
D006063:Chorionic Gonadotropin; D000509:alpha-Fetoproteins