1. Constituents of Cannabis sativa: a review of the natural constituents: 1980–1994;Ross;J Pharm Sci,1995
2. Cannabis and the brain;Iverson;Brain,2003
3. USA v Rosenthal. Case #CR02-0053CRB; June 9, 2003; Federal Supplement, #266F. Supp. 2d 1091.
4. Marijuana may lessen spasticity of MS;Check;Am Medical Assoc J,1979
5. Delta 9 THC in the treatment of spasticity associated with multiple sclerosis;Ungerleiter;Adv Alc Sub Abuse,1987