In your materials you talk about evidentiary value. You showed us Dr. Logan's test. I was really struck by the fact of how little evidentiary value there was in the chart you've provided for THC in the blood. What about if alcohol and cannabis are mixed together, as often occurs? What's the implication of alcohol when one is using these oral fluid devices that you've just been talking to us about?
On September 27th, 2017. See this statement in context.