Mytton, J., Harrison, V., McLoughlin, A., Thompson, R. and Overton, T.
An evaluation of the recording of folic acid use in the South West Congenital Anomaly Register.
Prenatal Diagnosis, 28 (8).
Available from: http://eprints.uwe.ac.uk/5192
McLoughlin, A., Thompson, R., Overton, T., Harrison, V. and Mytton, J.
Use and recording of folic acid to prevent neural tube defects in pregnancy.
South West Congenital Anomaly Register.
Available from: http://eprints.uwe.ac.uk/1564