TY - STD TI - Government of Canada. A Framework For The Legalization And Regulation Of Cannabis In Canada : The Final Report Of The Task Force On Cannabis Legalization And Regulation. 2017. http://healthycanadians.gc.ca/task-force-marijuana-groupe-etude/framework-cadre/alt/framework-cadre-eng.pdf. Accessed 14 Jun 2018. UR - http://healthycanadians.gc.ca/task-force-marijuana-groupe-etude/framework-cadre/alt/framework-cadre-eng.pdf ID - ref1 ER - TY - STD TI - Global news. Setting the cannabis age at 19 is ‘not practical at all,’ lawyer says - National | Globalnews.ca. 2017. https://globalnews.ca/news/3786997/marijuana-legalization-age-19-loopholes-ontario/. Accessed 14 Jun 2018. UR - https://globalnews.ca/news/3786997/marijuana-legalization-age-19-loopholes-ontario/ ID - ref2 ER - TY - STD TI - Government of Canada. Cannabis in the provinces and territories. 2018. https://www.canada.ca/en/health-canada/services/drugs-medication/cannabis/laws-regulations/provinces-territories.html. Accessed 12 Oct 2018. UR - https://www.canada.ca/en/health-canada/services/drugs-medication/cannabis/laws-regulations/provinces-territories.html ID - ref3 ER - TY - JOUR AU - Volkow, N. D. AU - Baler, R. D. AU - Compton, W. M. AU - Weiss, S. R. B. PY - 2014 DA - 2014// TI - Adverse health effects of marijuana use JO - N Engl J Med VL - 370 UR - https://doi.org/10.1056/NEJMra1402309 DO - 10.1056/NEJMra1402309 ID - Volkow2014 ER - TY - JOUR AU - Arain, M. AU - Haque, M. AU - Johal, L. AU - Mathur, P. AU - Nel, W. AU - Rais, A. PY - 2013 DA - 2013// TI - Maturation of the adolescent brain JO - Neuropsychiatr Dis Treat VL - 9 UR - https://doi.org/10.2147/NDT.S39776 DO - 10.2147/NDT.S39776 ID - Arain2013 ER - TY - JOUR AU - Sawyer, S. M. AU - Azzopardi, P. S. AU - Wickremarathne, D. AU - Patton, G. C. PY - 2018 DA - 2018// TI - The age of adolescence JO - Lancet Child Adolesc Health VL - 2 UR - https://doi.org/10.1016/S2352-4642(18)30022-1 DO - 10.1016/S2352-4642(18)30022-1 ID - Sawyer2018 ER - TY - STD TI - Vox. Marijuana has been legalized in 11 states and Washington, DC. 2018. https://www.vox.com/identities/2018/8/20/17938336/marijuana-legalization-states-map. Accessed 10 Nov 2019. UR - https://www.vox.com/identities/2018/8/20/17938336/marijuana-legalization-states-map ID - ref7 ER - TY - STD TI - Huffington Post. Canadians divided over legal age for marijuana, Angus Reid Institute poll suggests. 2018. https://www.huffingtonpost.ca/2018/11/14/canada-legal-weed-poll_a_23589387/. Accessed 30 May 2019. UR - https://www.huffingtonpost.ca/2018/11/14/canada-legal-weed-poll_a_23589387/ ID - ref8 ER - TY - STD TI - Toronto Sun. WARREN: provinces should set the marijuana age at 21 for now. 2018. https://torontosun.com/opinion/columnists/warren-provinces-should-set-the-marijuana-age-at-21-for-now. Accessed 3 Nov 2019. UR - https://torontosun.com/opinion/columnists/warren-provinces-should-set-the-marijuana-age-at-21-for-now ID - ref9 ER - TY - STD TI - CBC News. Quebec passes cannabis law that will raise legal age to 21. 2019. https://www.cbc.ca/news/canada/montreal/quebec-cannabis-law-1.5339477. Accessed 3 Nov 2019. UR - https://www.cbc.ca/news/canada/montreal/quebec-cannabis-law-1.5339477 ID - ref10 ER - TY - JOUR AU - Lisdahl, K. M. AU - Wright, N. E. AU - Medina-Kirchner, C. AU - Maple, K. E. AU - Shollenbarger, S. PY - 2014 DA - 2014// TI - Considering cannabis: the effects of regular cannabis use on neurocognition in adolescents and young adults JO - Curr Addict Rep VL - 1 UR - https://doi.org/10.1007/s40429-014-0019-6 DO - 10.1007/s40429-014-0019-6 ID - Lisdahl2014 ER - TY - JOUR AU - Gruber, S. A. AU - Sagar, K. A. PY - 2017 DA - 2017// TI - Marijuana on the mind? The impact of marijuana on cognition, brain structure, and brain function, and related public policy implications JO - Policy Insights Behav Brain Sci VL - 4 UR - https://doi.org/10.1177/2372732216684851 DO - 10.1177/2372732216684851 ID - Gruber2017 ER - TY - JOUR AU - Scott, J. C. AU - Slomiak, S. T. AU - Jones, J. D. AU - Rosen, A. F. AU - Moore, T. M. AU - Gur, R. C. PY - 2018 DA - 2018// TI - Association of cannabis with cognitive functioning in adolescents and young adults: a systematic review and meta-analysis JO - JAMA Psychiatry VL - 75 UR - https://doi.org/10.1001/jamapsychiatry.2018.0335 DO - 10.1001/jamapsychiatry.2018.0335 ID - Scott2018 ER - TY - JOUR AU - Bray, J. W. AU - Zarkin, G. A. AU - Ringwalt, C. AU - Qi, J. PY - 2000 DA - 2000// TI - The relationship between marijuana initiation and dropping out of high school JO - Health Econ VL - 9 UR - https://doi.org/3.0.CO;2-Z DO - 3.0.CO;2-Z ID - Bray2000 ER - TY - JOUR AU - Horwood, L. J. AU - Fergusson, D. M. AU - Hayatbakhsh, M. R. AU - Najman, J. M. AU - Coffey, C. AU - Patton, G. C. PY - 2010 DA - 2010// TI - Cannabis use and educational achievement: findings from three Australasian cohort studies JO - Drug Alcohol Depend VL - 110 UR - https://doi.org/10.1016/j.drugalcdep.2010.03.008 DO - 10.1016/j.drugalcdep.2010.03.008 ID - Horwood2010 ER - TY - STD TI - McCaffrey DF, Pacula RL, Han B, Ellickson P. Marijuana use and high school dropout: the influence of unobservables. Health Econ. 19:1281–99. https://doi.org/10.1002/hec.1561. ID - ref16 ER - TY - JOUR AU - Ours, J. C. AU - Williams, J. PY - 2009 DA - 2009// TI - Why parents worry: initiation into cannabis use by youth and their educational attainment JO - J Health Econ VL - 28 UR - https://doi.org/10.1016/j.jhealeco.2008.09.001 DO - 10.1016/j.jhealeco.2008.09.001 ID - Ours2009 ER - TY - JOUR AU - Patton, G. C. AU - Coffey, C. AU - Carlin, J. B. AU - Sawyer, S. M. AU - Lynskey, M. PY - 2005 DA - 2005// TI - Reverse gateways? Frequent cannabis use as a predictor of tobacco initiation and nicotine dependence JO - Addiction VL - 100 UR - https://doi.org/10.1111/j.1360-0443.2005.01220.x DO - 10.1111/j.1360-0443.2005.01220.x ID - Patton2005 ER - TY - JOUR AU - Timberlake, D. S. AU - Haberstick, B. C. AU - Hopfer, C. J. AU - Bricker, J. AU - Sakai, J. T. AU - Lessem, J. M. PY - 2007 DA - 2007// TI - Progression from marijuana use to daily smoking and nicotine dependence in a national sample of U.S. adolescents JO - Drug Alcohol Depend VL - 88 UR - https://doi.org/10.1016/j.drugalcdep.2006.11.005 DO - 10.1016/j.drugalcdep.2006.11.005 ID - Timberlake2007 ER - TY - STD TI - CTV News. How Canada’s legalization is shaping cannabis laws elsewhere. 2019. https://www.ctvnews.ca/business/how-canada-s-legalization-is-shaping-cannabis-laws-elsewhere-1.4641588. Accessed 3 Nov 2019. UR - https://www.ctvnews.ca/business/how-canada-s-legalization-is-shaping-cannabis-laws-elsewhere-1.4641588 ID - ref20 ER - TY - STD TI - Government of Canada SC. Canadian Tobacco Use Monitoring Survey (CTUMS). 2012. http://www23.statcan.gc.ca/imdb/p2SV.pl?Function=getSurvey&Id=135461. Accessed 20 Aug 2017. UR - http://www23.statcan.gc.ca/imdb/p2SV.pl?Function=getSurvey&Id=135461 ID - ref21 ER - TY - JOUR AU - Lev-Ran, S. AU - Roerecke, M. AU - Foll, B. AU - George, T. P. AU - McKenzie, K. AU - Rehm, J. PY - 2014 DA - 2014// TI - The association between cannabis use and depression: a systematic review and meta-analysis of longitudinal studies JO - Psychol Med VL - 44 UR - https://doi.org/10.1017/S0033291713001438 DO - 10.1017/S0033291713001438 ID - Lev-Ran2014 ER - TY - JOUR AU - Macleod, J. AU - Oakes, R. AU - Copello, A. AU - Crome, I. AU - Egger, M. AU - Hickman, M. PY - 2004 DA - 2004// TI - Psychological and social sequelae of cannabis and other illicit drug use by young people: a systematic review of longitudinal, general population studies JO - Lancet VL - 363 UR - https://doi.org/10.1016/S0140-6736(04)16200-4 DO - 10.1016/S0140-6736(04)16200-4 ID - Macleod2004 ER - TY - JOUR AU - Moore, T. H. AU - Zammit, S. AU - Lingford-Hughes, A. AU - Barnes, T. R. AU - Jones, P. B. AU - Burke, M. PY - 2007 DA - 2007// TI - Cannabis use and risk of psychotic or affective mental health outcomes: a systematic review JO - Lancet VL - 370 UR - https://doi.org/10.1016/S0140-6736(07)61162-3 DO - 10.1016/S0140-6736(07)61162-3 ID - Moore2007 ER - TY - JOUR AU - Fergusson, D. M. AU - Boden, J. M. PY - 2008 DA - 2008// TI - Cannabis use and later life outcomes JO - Addiction. VL - 103 UR - https://doi.org/10.1111/j.1360-0443.2008.02221.x DO - 10.1111/j.1360-0443.2008.02221.x ID - Fergusson2008 ER - TY - STD TI - Robins JM. Robust estimation in sequentially ignorable missing data and causal inference models. In Proceedings of the American Statistical Association. 2000;1999:6–10. ID - ref26 ER - TY - JOUR AU - Robins, J. M. AU - Rotnitzky, A. AU - Zhao, L. P. PY - 1994 DA - 1994// TI - Estimation of regression coefficients when some Regressors are not always observed JO - J Am Stat Assoc VL - 89 UR - https://doi.org/10.1080/01621459.1994.10476818 DO - 10.1080/01621459.1994.10476818 ID - Robins1994 ER - TY - JOUR AU - Scharfstein, D. O. AU - Rotnitzky, A. AU - Robins, J. M. PY - 1999 DA - 1999// TI - Rejoinder JO - J Am Stat Assoc VL - 94 UR - https://doi.org/10.1080/01621459.1999.10473869 DO - 10.1080/01621459.1999.10473869 ID - Scharfstein1999 ER - TY - JOUR AU - Linden, A. PY - 2014 DA - 2014// TI - Combining propensity score-based stratification and weighting to improve causal inference in the evaluation of health care interventions JO - J Eval Clin Pract VL - 20 UR - https://doi.org/10.1111/jep.12254 DO - 10.1111/jep.12254 ID - Linden2014 ER - TY - JOUR AU - Glynn, A. N. AU - Quinn, K. M. PY - 2010 DA - 2010// TI - An introduction to the augmented inverse propensity weighted estimator JO - Polit Anal VL - 18 UR - https://doi.org/10.1093/pan/mpp036 DO - 10.1093/pan/mpp036 ID - Glynn2010 ER - TY - STD TI - Oster E. Unobservable selection and coefficient stability: theory and evidence. J Bus Econ Stat. 2019;37(2):187–204. ID - ref31 ER - TY - JOUR AU - Austin, P. C. AU - Stuart, E. A. PY - 2015 DA - 2015// TI - Moving towards best practice when using inverse probability of treatment weighting (IPTW) using the propensity score to estimate causal treatment effects in observational studies JO - Stat Med VL - 34 UR - https://doi.org/10.1002/sim.6607 DO - 10.1002/sim.6607 ID - Austin2015 ER - TY - STD TI - Drukker DM. Estimating treatment effects from observational data using teffects, stteffects, and eteffects. 2016;:65. https://www.stata.com/meeting/germany15/abstracts/materials/de15_drukker.pdf. UR - https://www.stata.com/meeting/germany15/abstracts/materials/de15_drukker.pdf ID - ref33 ER - TY - JOUR AU - Kelsall, D. PY - 2017 DA - 2017// TI - Cannabis legislation fails to protect Canada’s youth JO - CMAJ. VL - 189 UR - https://doi.org/10.1503/cmaj.170555 DO - 10.1503/cmaj.170555 ID - Kelsall2017 ER - TY - JOUR AU - Lynskey, M. T. AU - Coffey, C. AU - Degenhardt, L. AU - Carlin, J. B. AU - Patton, G. PY - 2003 DA - 2003// TI - A longitudinal study of the effects of adolescent cannabis use on high school completion JO - Addiction. VL - 98 UR - https://doi.org/10.1046/j.1360-0443.2003.00356.x DO - 10.1046/j.1360-0443.2003.00356.x ID - Lynskey2003 ER - TY - JOUR AU - Yamada, T. AU - Kendix, M. AU - Yamada, T. PY - 1996 DA - 1996// TI - The impact of alcohol consumption and marijuana use on high school graduation JO - Health Econ VL - 5 UR - https://doi.org/3.0.CO;2-W DO - 3.0.CO;2-W ID - Yamada1996 ER - TY - JOUR AU - Gardner, M. AU - Steinberg, L. PY - 2005 DA - 2005// TI - Peer influence on risk taking, risk preference, and risky decision making in adolescence and adulthood: an experimental study JO - Dev Psychol VL - 41 UR - https://doi.org/10.1037/0012-1649.41.4.625 DO - 10.1037/0012-1649.41.4.625 ID - Gardner2005 ER - TY - JOUR AU - Steinberg, L. AU - Albert, D. AU - Cauffman, E. AU - Banich, M. AU - Graham, S. AU - Woolard, J. PY - 2008 DA - 2008// TI - Age differences in sensation seeking and impulsivity as indexed by behavior and self-report: evidence for a dual systems model JO - Dev Psychol VL - 44 UR - https://doi.org/10.1037/a0012955 DO - 10.1037/a0012955 ID - Steinberg2008 ER - TY - JOUR AU - Fergusson, D. M. AU - Boden, J. M. AU - Horwood, L. J. PY - 2006 DA - 2006// TI - Cannabis use and other illicit drug use: testing the cannabis gateway hypothesis JO - Addiction. VL - 101 UR - https://doi.org/10.1111/j.1360-0443.2005.01322.x DO - 10.1111/j.1360-0443.2005.01322.x ID - Fergusson2006 ER - TY - JOUR AU - Henchoz, Y. AU - N’Goran, A. A. AU - Baggio, S. AU - Deline, S. AU - Studer, J. AU - Gmel, G. PY - 2016 DA - 2016// TI - Associations of age at cannabis first use and later substance abuse with mental health and depression in young men JO - J Subst Abus VL - 21 UR - https://doi.org/10.3109/14659891.2014.966342 DO - 10.3109/14659891.2014.966342 ID - Henchoz2016 ER - TY - JOUR AU - Johnson, T. P. AU - Mott, J. A. PY - 2001 DA - 2001// TI - The reliability of self-reported age of onset of tobacco, alcohol and illicit drug use JO - Addiction. VL - 96 UR - https://doi.org/10.1046/j.1360-0443.2001.968118711.x DO - 10.1046/j.1360-0443.2001.968118711.x ID - Johnson2001 ER -