Published in Drug Week, July 29th, 2011
"The plasma samples were extracted by liquid-liquid extraction with ethyl acetate. Chromatographic separation was performed on Xbridgen ™ C-18 column (2.1 mm x 50 mm, 3.5 mu m) with linear gradient elution using water and methanol, both of which were acidified with 0.1% aqueous formic acid. The flow rate was 0.4 mL/min and the total run time was 6 min. Detection...
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