Latest Marijuana Bill California News
Posted on 11 January 2012 by smokeandtoke6123
Casual Marijuana Smoking Not Hazardous to Lungs
The research, led by Mark Pletcher of the University of California, San Francisco, compared the effects of each cigarette and marijuana smoking above a period of 20 a long time in a group of more than 5000 adults, portion of a longitudinal research known as Coronary …
Study a lot more on Scientific American
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