Source: Windle, S. B., Eisenberg, M. J., Reynier, P., Cabaussel, J., Thombs, B. D., Grad, R., ... & Filion, K. B. (2021). Association between legalization of recreational cannabis and fatal motor vehicle collisions in the United States: an ecologic study. CMAJ open, 9(1), E233-E241. Abstract...