Screening for open neural-tube defects in England and Wales.
D004739:England; D005260:Female; D006801:Humans; D007231:Infant, Newborn; D008403:Mass Screening / Q000379:methods; D009436:Neural Tube Defects / Q000175:diagnosis / Q000453:epidemiology*; D011247:Pregnancy; D011296:Prenatal Diagnosis; D014852:Wales; D000509:alpha-Fetoproteins / Q000032:analysis
D000509:alpha-Fetoproteins