Evaluation of Breath and Plasma Tetrahydrocannabinol Concentration Trends Postcannabis Exposure in Medical Cannabis Patients.

The legalization of cannabis in Canada brings novel challenges across various fronts, such as policy development, law enforcement, and public health and safety. It is imperative to improve our understanding of the mechanisms and trends surrounding cannabis use to develop efficacious methods of tackling these challenges. Patients' breath collection was achieved using the ExaBreath device from SensAbues.