Ahmadkhaniha, R. et al. 2007. An Improved GC Method forRapid Analysis of Valproic Acid in Human Plasma Without Derivatization: Determination of valproic acid in plasma. Iranian Journal of Pharmaceutical Sciences. 3, 1 (Jan. 2007), 37–42. DOI:https://doi.org/10.22037/ijps.v3.40337.