References
- Bryce-Smith D, Deshpande R. R., Hughes J, Waldron HA. Lead and cadmium levels in stillbirths. Lancet 1977; i: 1159
- Barker DJP, Winter P. D., Osmond C, Margetts B, Simmonds SJ. Weight in infancy and death from ischaemic heart disease. Lancet 1989; ii: 577–80
- Whincup P. H., Cook D. G., Shaper AG. Early influences on blood pressure: a study of children aged 5–7 years. British Medical Journal 1989; 299: 587–91
- Davis J. M., Svendsgaard DJ. Lead and child development. Nature 1987; 329: 297–300
- Bryce-Smith D, Ward NI. Lead and children. Nature 1987; 330: 703
- Ward N. I., Watson R, Bryce-Smith D. Placental element levels in relation to fetal development for obstetrically 'normal' births: a study of 37 elements. Evidence for effects of cadmium, lead, and zinc on fetal growth, and for smoking as a source of cadmium. International Journal of Biosocial Research 1987; 9(1)63–81
- Bacon B. J., Gilbert R. D., Longo LD. Regional anatomy of the term human placenta. Placenta 1986; 7: 233–41
- Baglan R. J., Brill A. B., Schulert A. Utility of placental tissue as an indicator of trace element exposure to adult and fetus. Environ Res 1974; 8: 64–70
- Khera A. K., Wibberley DG. Placental lead levels. Mutation Res 1983; 113: 267–8
- Tsuchiya H, Mitani K, Kodama K, Nakata T. Placental transfer of heavy metals in normal pregnant Japanese women. Arch Environ Health 1984; 39: 11–17
- Steven D. Introduction to the placenta. Academic Press, London 1975
- Fox H. Pathology of the placenta, major problems in pathology, volume 7, placental biopsy. WB Saunders, London 1978; 480–1
- Manci E. A., Blackburn WR. Regional variations in the levels of zinc, iron, copper, and calcium in the term human placenta. Placenta 1987; 8: 497–502
- Ward N. I., MacMahon T. C., Mason JA. Elemental analysis of human placenta by neutron irradiation and gamma-ray spectrometry (standard, prompt, and fast-neutron). J Radioanal Nucl Chem Art 1987; 113(2)501–14
- Davie R, Butler N. R., Goldstein H. From birth to seven. Longham Publishers, London 1972
- Chamberlain R, Chamberlain G, Howlett B, Claireaux A. British births 1970. Heinemann Medical, London 1975; vol. I: 27–31