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Maternal serum alpha fetoprotein concentrations in mid trimester in hepatitis B surface antigen positive and negative subjects.
  1. M J Kitau,
  2. P Grint,
  3. R Heath,
  4. T Chard
  1. Department of Obstetrics, Gynaecology, St Bartholomew's Hospital Medical College, London.


    Maternal serum alpha fetoprotein (AFP) was measured as part of a routine antenatal screening programme in 48 patients positive for hepatitis B surface antigen (HBsAg). After exclusion of two cases with obvious obstetric abnormalities there was no difference in AFP concentrations between subjects who were positive or negative for HBsAg.

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