Ryu, J.K. and Yoo, S.D. 2012. Simultaneous Determination of Levocetirizine and Pseudoephedrine in Dog Plasma by Liquid Chromatography-Mass Spectrometry in the Presence of Dextrocetirizine. Journal of Pharmacy & Pharmaceutical Sciences. 15, 4 (Oct. 2012), 519–527. DOI:https://doi.org/10.18433/J39C76.