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Article
Cannabinoids in oral fluid by on-site immunoassay and by GC-MS using two different oral fluid collection devices
Oral fluid (OF) enables non-invasive sample collection for on-site drug testing, but performance of on-site tests with occasional and frequent smokers’ OF to identify cannabinoid intake requires further evalua...
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Article
Oral fluid cannabinoid concentrations following controlled smoked cannabis in chronic frequent and occasional smokers
Oral fluid (OF) is an alternative biological matrix for monitoring cannabis intake in drug testing, and drugged driving (DUID) programs, but OF cannabinoid test interpretation is challenging. Controlled cannab...
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Article
Oral fluid/plasma cannabinoid ratios following controlled oral THC and smoked cannabis administration
Oral fluid (OF) is a valuable biological alternative for clinical and forensic drug testing. Evaluating OF to plasma (OF/P) cannabinoid ratios provides important pharmacokinetic data on the disposition of drug...
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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...