title: Ethnic differences in outcome of serum screening for Down's syndrome. Median values and maternal weight specific to the ethnic group should be used.
authors.forename: K
authors.initials: K
authors.lastname: Spencer
mesh_terms: D001208:Asia / Q000208:ethnology; D001835:Body Weight; D004314:Down Syndrome / Q000208:ethnology*; D005260:Female; D006801:Humans; D009035:Mothers; D011247:Pregnancy; D011296:Prenatal Diagnosis; D006113:United Kingdom