Samples showed huge rise in highly psychoactive strains,raising public health concernsAlmost all cannabis seized by police now comprises high-strength varieties, with outdoor-grown herbal strains and cannabis barely found, or according to a unique analysis. In the first study of its kind for 10 years,researchers from GW Pharmaceuticals, which makes medicines derived from cannabis, or King’s College London found 94% of samples seized by police were varieties with a high psychoactive content,suggesting they dominate the illicit market. The researchers warned of “concerning implications for public health”.
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Source: guardian.co.uk