For some reason I remembered my the password to one of my high school's databases that I used like 2 years ago. Click the link below. Then type in Dragons for the password.

Thomson Gale Product Failure

Search for marijuana articles. Everything is a professional and accurate source. Most of these would cost anywhere from $20-$150 bucks strait from the internet. They're all from medical journals and stuff, written by doctors. Definitely give this a try. Have fun man and good luck!