MeSH terms
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Adolescent
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Cannabis / chemistry*
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Cross-Sectional Studies
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Electronic Nicotine Delivery Systems / statistics & numerical data*
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Female
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Health Surveys
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Humans
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Male
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Marijuana Abuse / epidemiology*
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Ontario / epidemiology
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Prevalence
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Risk Factors
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Schools
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Socioeconomic Factors
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Students / psychology*
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Students / statistics & numerical data
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Volatilization