title: Recurrent false-positives in AFP screening for open neural tube defects.
authors.forename: Nicholas J
authors.initials: NJ
authors.lastname: Wald
authors.forename: Wayne J
authors.initials: WJ
authors.lastname: Huttly
authors.forename: Alicja R
authors.initials: AR
authors.lastname: Rudnicka
mesh_terms: D005189:False Positive Reactions; D005260:Female; D006801:Humans; D009436:Neural Tube Defects / Q000175:diagnosis*; D011247:Pregnancy; D011296:Prenatal Diagnosis; D000509:alpha-Fetoproteins / Q000032:analysis*
chemical_list: D000509:alpha-Fetoproteins