“Hasin and colleagues postulated, as many would, that the passage of medical marijuana laws would increase adolescent marijuana use by contributing to the declining perception of the potential harms of marijuana,” Kevin P. Hill, MD, MHS, of Harvard’s McLean Hospital in Boston, wrote in an editorial in The Lancet Psychiatry. “Their well designed, methodologically sound study showed that this was not the case.” …
“[T]he growing body of research that includes this study suggests that medical marijuana laws do not increase adolescent use, and future decisions that states make about whether or not to enact medical marijuana laws should be at least partly guided by this evidence,” Hill wrote…
All Things Chronic 
I’m behind that 100%! I’m still surprised that folk are still calling weed a “gateway” drug! Great post. Better news for you, I hope!
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