Excerpt by Elvy Musikka, glaucoma patient who legally receives medical marijuana from the federal government. Published in: Grinspoon, Lester, M.D. Marijuana, the Forbidden Medicine (revised and expanded edition). New Haven, Conn.: Yale University Press. 1997. 312 p.

Green, PhD, DSc, Keith. "Marijuana Smoking vs Cannabinoids for Glaucoma Therapy." Archives of Ophthalmology. 1998. 116: 1433-1437.

Kaufman, MD, Paul L. "Marijuana and Glaucoma." Archives of Ophthalmology. 1998. 116: 1433-1437

Porcella, A., et al. "The synthetic cannabinoid WIN55212-2 decreases the intraocular pressure in human glaucoma resistant to conventional therapies." European Journal of Neuroscience. 2001. 13(2): 409-12.