To illustrate how inappropriate the use of these studies are to draw conclusions about the effectiveness of e-cigarettes for smoking cessation, let's look at two of these studies:

The letter picks up on many of the precise points that I have been arguing during the past few weeks: ; ; .

I think that if you are going to put thousands of people out of work, you ought to be doing it based on solid scientific evidence of the harm of their products. To do it based on a lie is inexcusable.

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