It is easy to see why this methodology is inappropriate to assess smoking cessation rates among smokers who use e-cigarettes in an attempt to quit smoking.

One of the basic ethical principles of public health is transparency. It is our responsibility to be forthright with the public about the basis of our opinions about public policy, not to merely express our support or opposition for those policies.

The ironic thing is that no one actually disagreed with me on the science. Most of the advocates of smokeless tobacco acknowledged that there is a small, but real, causal relationship between traditional smokeless tobacco use and oral cancer (this relationship does not appear to hold for snus). However, simply because I made the statement that this causal link exists, I was blasted. Apparently, the simple statement that smokeless tobacco causes oral cancer is too much for many harm reduction advocates to tolerate.

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