Developing a roadside test for marijuana intox…

Developing a roadside test for marijuana intoxication isn’t as easy as it sounds:

More information: Trends in Molecular Medicine, Huestis and Smith: “Cannabinoid Markers in Biological Fluids and Tissues: Revealing Intake” http://www.cell.com/trends/molecular-medicine/fulltext/S1471-4914(17)30229-0 , DOI: 10.1016/j.molmed.2017.12.006