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. Author manuscript; available in PMC: 2013 Apr 11.
Published in final edited form as: Clin Chim Acta. 2012 Jan 20;413(7-8):765–770. doi: 10.1016/j.cca.2012.01.011

Figure 1.

Figure 1

Median and interquartile ranges THC, CBD, CBN, and THCCOOH concentrations in expectorated oral fluid from 9 participants after smoking a single 6.8% cannabis cigarette.