@article {Oakeshott478, author = {P Oakeshott}, title = {Sodium valproate, carbamazepine and spina bifida.}, volume = {41}, number = {352}, pages = {478--479}, year = {1991}, publisher = {Royal College of General Practitioners}, issn = {0960-1643}, URL = {https://bjgp.org/content/41/352/478.3}, eprint = {https://bjgp.org/content/41/352/478.3.full.pdf}, journal = {British Journal of General Practice} }