4. Overall motivation to quit has increased since the dramatic rise in e-cigarette use.

Why is it that youths who experiment with electronic cigarettes do not seem to be progressing on to cigarette smoking?

The core ethical principle of transparency was spelled out in a Tobacco Control (see Fox BJ. Framing tobacco control efforts within an ethical context. Tobacco Control 2005;14[Suppl II]:ii38-ii44).

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