Drupal-Bibcite31<style face="normal" font="default" size="100%">Trends in antiepileptic drug utilisation in UK primary care 1993-2008: cohort study using the General Practice Research Database</style><style face="normal" font="default" size="100%">Trends in antiepileptic drug utilisation in UK primary care 1993-2008: cohort study using the General Practice Research Database</style>