Another one in the Lancet: https://www.sciencedirect.com/science/article/pii/S2215036614001175 https://www.sciencedirect.com/science/article/pii/S221503661... “

Another one in the Lancet: https://www.sciencedirect.com/science/article/pii/S2215036614001175 https://www.sciencedirect.com/science/article/pii/S221503661... “The ready availability of high potency cannabis in south London might have resulted in a greater proportion of first onset psychosis cases being attributed to cannabis use than in previous studies.”