I think Dr. Ware's study, which was done at McGill University and clearly looked at chronic pain and the treatment of chronic pain, was a Canadian-funded—funded by the Canadian government—double-blind study, peer-reviewed and published study. It showed that cannabis was very effective in non-terminal patients in the treatment of chronic pain. There's a similar study out of the University of California, San Diego, by Donald Abrams.
So the clinical research is ongoing—