1. Contraception for women: an evidence based overview;Jean-Jacques, A.;BMJ,2009
2. Clinical Effectiveness Unit of the Faculty of Family Planning and Reproductive Health. Use of contraception outside terms of the product licence;J Fam Plann Reprod Health Care,2005
3. Clinical pharmacology of topiramate: a review;Garnett, W.R.;Epilepsia,2000
4. Serum valproate levels with oral contraceptive use;Herzog, A.G.; Farina, E.L.; Blum, A.S.;Epilepsia,2005
5. Increased apparent oral clearance of valproic acid during intake of combined contraceptive steroids in women with epilepsy;Galimberti, C.A.; Mazzucchelli, I.; Arbasino, C.; Canevini, M.P.; Fattore, C.; Perucca, E.;Epilepsia,2006