Scientists drew on data from the Netherlands to show for the first time that admissions to specialist treatment centres rose when coffee shops sold increasingly more potent cannabis, but fell again when the cannabis weakened, as reported in journal Psychological Medicine.

Scientists drew on data from the Netherlands to show for the first time that admissions to specialist treatment centres rose when coffee shops sold increasingly more potent cannabis, but fell again when the cannabis weakened, as reported in journal Psychological Medicine.: http://ift.tt/2DRnXqh Read more... http://ift.tt/2Enqg0Z