b. Menthol

The impact of this confounding is that it will bias the results towards finding that e-cigarettes are much less effective than other approaches. In fact, this is exactly what happened and it is the reason why the evidence that Glantz and others are citing to support their contention that e-cigarettes hinder smoking cessation is invalid.

Hopefully, we can all agree that funding early childhood education should be a national priority. The question is: where do we get those funds?

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