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The Assignment (1997)

Keeler, Joseph P

They havent been studied in a rigorous manner. Rizzo also notes that studies on e-cigarettes are especially challenging due to difficulties in making direct comparisons

If you only use weed occasionally, your body can clear it out of your system faster

For cohort studies, we utilized the Newcastle-Ottawa Quality Assessment Scale for quantitative analysis, the Newcastle-Ottawa Scale was developed to assess the quality of nonrandomized studies with its design, content and ease of use directed to the task of incorporating the quality assessments in the interpretation of meta-analytic results (20)

Read David Plotzs interview with Garry Trudeau