Arkell, T. R., Kevin, R. C., Stuart, J., Lintzeris, N., Haber, P. S., Ramaekers, J. G., & McGregor, I. S. (2019). Detection of Δ(9) THC in oral fluid following vaporized cannabis with varied cannabidiol (CBD) content: An evaluation of two point‐of‐collection testing devices. Drug Test Anal.

Arkell, Thomas R., Richard C. Kevin, Jordyn Stuart, Nicholas Lintzeris, Paul S. Haber, Johannes G. Ramaekers, i Iain S. McGregor. "Detection of Δ(9) THC in Oral Fluid Following Vaporized Cannabis With Varied Cannabidiol (CBD) Content: An Evaluation of Two Point‐of‐collection Testing Devices." Drug Test Anal 2019.

Arkell, Thomas R., et al. "Detection of Δ(9) THC in Oral Fluid Following Vaporized Cannabis With Varied Cannabidiol (CBD) Content: An Evaluation of Two Point‐of‐collection Testing Devices." Drug Test Anal 2019.