@misc{9505,
  author = {G. Singh and G. Bell and P. Driever and J. Sander},
  title = {Cancer risk in people with epilepsy using valproate-sodium},
  year = {2012},
  journal = {Acta Neurol Scand},
  volume = {125},
  number = {4},
  pages = {234-40},
  issn = {0001-6314},
  doi = {10.1111/j.1600-0404.2011.01607.x},
}