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  1. No Access

    Article

    Direct quantification of cannabinoids and cannabinoid glucuronides in whole blood by liquid chromatography–tandem mass spectrometry

    The first method for quantifying cannabinoids and cannabinoid glucuronides in whole blood by liquid chromatography–tandem mass spectrometry (LC–MS/MS) was developed and validated. Solid-phase extraction follow...

    David M. Schwope, Karl B. Scheidweiler… in Analytical and Bioanalytical Chemistry (2011)

  2. No Access

    Article

    Cannabinoids and metabolites in expectorated oral fluid after 8 days of controlled around-the-clock oral THC administration

    Oral fluid (OF) is an increasingly accepted matrix for drug testing programs, but questions remain about its usefulness for monitoring cannabinoids. Expectorated OF specimens (n = 360) were obtained from 10 adult...

    Garry Milman, Allan J. Barnes, David M. Schwope… in Analytical and Bioanalytical Chemistry (2011)